31571904

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 168

約数和(自身を含む): 104119680

約数和(自身を除く): 72547776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 139, 156, 168, 169, 182, 192, 208, 224, 273, 278, 312, 336, 338, 364, 416, 417, 448, 507, 546, 556, 624, 672, 676, 728, 832, 834, 973, 1014, 1092, 1112, 1183, 1248, 1344, 1352, 1456, 1668, 1807, 1946, 2028, 2184, 2224, 2366, 2496, 2704, 2912, 2919, 3336, 3549, 3614, 3892, 4056, 4368, 4448, 4732, 5408, 5421, 5824, 5838, 6672, 7098, 7228, 7784, 8112, 8736, 8896, 9464, 10816, 10842, 11676, 12649, 13344, 14196, 14456, 15568, 16224, 17472, 18928, 21684, 23352, 23491, 25298, 26688, 28392, 28912, 31136, 32448, 37856, 37947, 43368, 46704, 46982, 50596, 56784, 57824, 62272, 70473, 75712, 75894, 86736, 93408, 93964, 101192, 113568, 115648, 140946, 151788, 164437, 173472, 186816, 187928, 202384, 227136, 281892, 303576, 328874, 346944, 375856, 404768, 493311, 563784, 607152, 657748, 751712, 809536, 986622, 1127568, 1214304, 1315496, 1503424, 1973244, 2255136, 2428608, 2630992, 3946488, 4510272, 5261984, 7892976, 10523968, 15785952, 31571904]

約数ペア:

[(1, 31571904), (2, 15785952), (3, 10523968), (4, 7892976), (6, 5261984), (7, 4510272), (8, 3946488), (12, 2630992), (13, 2428608), (14, 2255136), (16, 1973244), (21, 1503424), (24, 1315496), (26, 1214304), (28, 1127568), (32, 986622), (39, 809536), (42, 751712), (48, 657748), (52, 607152), (56, 563784), (64, 493311), (78, 404768), (84, 375856), (91, 346944), (96, 328874), (104, 303576), (112, 281892), (139, 227136), (156, 202384), (168, 187928), (169, 186816), (182, 173472), (192, 164437), (208, 151788), (224, 140946), (273, 115648), (278, 113568), (312, 101192), (336, 93964), (338, 93408), (364, 86736), (416, 75894), (417, 75712), (448, 70473), (507, 62272), (546, 57824), (556, 56784), (624, 50596), (672, 46982), (676, 46704), (728, 43368), (832, 37947), (834, 37856), (973, 32448), (1014, 31136), (1092, 28912), (1112, 28392), (1183, 26688), (1248, 25298), (1344, 23491), (1352, 23352), (1456, 21684), (1668, 18928), (1807, 17472), (1946, 16224), (2028, 15568), (2184, 14456), (2224, 14196), (2366, 13344), (2496, 12649), (2704, 11676), (2912, 10842), (2919, 10816), (3336, 9464), (3549, 8896), (3614, 8736), (3892, 8112), (4056, 7784), (4368, 7228), (4448, 7098), (4732, 6672), (5408, 5838), (5421, 5824)]