31357872

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2393}}^1$

素因数の和:2427

約数の個数: 120

約数和(自身を含む): 108055584

約数和(自身を除く): 76697712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1638, 1872, 2184, 2393, 3276, 4368, 4786, 6552, 7179, 9572, 13104, 14358, 16751, 19144, 21537, 28716, 31109, 33502, 38288, 43074, 50253, 57432, 62218, 67004, 86148, 93327, 100506, 114864, 124436, 134008, 150759, 172296, 186654, 201012, 217763, 248872, 268016, 279981, 301518, 344592, 373308, 402024, 435526, 497744, 559962, 603036, 653289, 746616, 804048, 871052, 1119924, 1206072, 1306578, 1493232, 1742104, 1959867, 2239848, 2412144, 2613156, 3484208, 3919734, 4479696, 5226312, 7839468, 10452624, 15678936, 31357872]

約数ペア:

[(1, 31357872), (2, 15678936), (3, 10452624), (4, 7839468), (6, 5226312), (7, 4479696), (8, 3919734), (9, 3484208), (12, 2613156), (13, 2412144), (14, 2239848), (16, 1959867), (18, 1742104), (21, 1493232), (24, 1306578), (26, 1206072), (28, 1119924), (36, 871052), (39, 804048), (42, 746616), (48, 653289), (52, 603036), (56, 559962), (63, 497744), (72, 435526), (78, 402024), (84, 373308), (91, 344592), (104, 301518), (112, 279981), (117, 268016), (126, 248872), (144, 217763), (156, 201012), (168, 186654), (182, 172296), (208, 150759), (234, 134008), (252, 124436), (273, 114864), (312, 100506), (336, 93327), (364, 86148), (468, 67004), (504, 62218), (546, 57432), (624, 50253), (728, 43074), (819, 38288), (936, 33502), (1008, 31109), (1092, 28716), (1456, 21537), (1638, 19144), (1872, 16751), (2184, 14358), (2393, 13104), (3276, 9572), (4368, 7179), (4786, 6552)]