634256714

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1423}}^1$

素因数の和:1555

約数の個数: 64

約数和(自身を含む): 1224867840

約数和(自身を除く): 590611126

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 79, 91, 158, 182, 217, 403, 434, 553, 806, 1027, 1106, 1423, 2054, 2449, 2821, 2846, 4898, 5642, 7189, 9961, 14378, 17143, 18499, 19922, 31837, 34286, 36998, 44113, 63674, 88226, 112417, 129493, 222859, 224834, 258986, 308791, 445718, 573469, 617582, 786919, 1146938, 1461421, 1573838, 2922842, 3484927, 4014283, 6969854, 8028566, 10229947, 20459894, 24394489, 45304051, 48788978, 90608102, 317128357, 634256714]

約数ペア:

[(1, 634256714), (2, 317128357), (7, 90608102), (13, 48788978), (14, 45304051), (26, 24394489), (31, 20459894), (62, 10229947), (79, 8028566), (91, 6969854), (158, 4014283), (182, 3484927), (217, 2922842), (403, 1573838), (434, 1461421), (553, 1146938), (806, 786919), (1027, 617582), (1106, 573469), (1423, 445718), (2054, 308791), (2449, 258986), (2821, 224834), (2846, 222859), (4898, 129493), (5642, 112417), (7189, 88226), (9961, 63674), (14378, 44113), (17143, 36998), (18499, 34286), (19922, 31837)]