31813866

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:268

約数の個数: 96

約数和(自身を含む): 84389760

約数和(自身を除く): 52575894

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 97, 114, 126, 133, 137, 171, 194, 266, 274, 291, 342, 399, 411, 582, 679, 798, 822, 873, 959, 1197, 1233, 1358, 1746, 1843, 1918, 2037, 2394, 2466, 2603, 2877, 3686, 4074, 5206, 5529, 5754, 6111, 7809, 8631, 11058, 12222, 12901, 13289, 15618, 16587, 17262, 18221, 23427, 25802, 26578, 33174, 36442, 38703, 39867, 46854, 54663, 77406, 79734, 93023, 109326, 116109, 119601, 163989, 186046, 232218, 239202, 252491, 279069, 327978, 504982, 558138, 757473, 837207, 1514946, 1674414, 1767437, 2272419, 3534874, 4544838, 5302311, 10604622, 15906933, 31813866]

約数ペア:

[(1, 31813866), (2, 15906933), (3, 10604622), (6, 5302311), (7, 4544838), (9, 3534874), (14, 2272419), (18, 1767437), (19, 1674414), (21, 1514946), (38, 837207), (42, 757473), (57, 558138), (63, 504982), (97, 327978), (114, 279069), (126, 252491), (133, 239202), (137, 232218), (171, 186046), (194, 163989), (266, 119601), (274, 116109), (291, 109326), (342, 93023), (399, 79734), (411, 77406), (582, 54663), (679, 46854), (798, 39867), (822, 38703), (873, 36442), (959, 33174), (1197, 26578), (1233, 25802), (1358, 23427), (1746, 18221), (1843, 17262), (1918, 16587), (2037, 15618), (2394, 13289), (2466, 12901), (2603, 12222), (2877, 11058), (3686, 8631), (4074, 7809), (5206, 6111), (5529, 5754)]