397165790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{347}}^1$

素因数の和:641

約数の個数: 64

約数和(自身を含む): 833462784

約数和(自身を除く): 436296994

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 83, 166, 197, 347, 394, 415, 581, 694, 830, 985, 1162, 1379, 1735, 1970, 2429, 2758, 2905, 3470, 4858, 5810, 6895, 12145, 13790, 16351, 24290, 28801, 32702, 57602, 68359, 81755, 114457, 136718, 144005, 163510, 201607, 228914, 288010, 341795, 403214, 478513, 572285, 683590, 957026, 1008035, 1144570, 2016070, 2392565, 4785130, 5673797, 11347594, 28368985, 39716579, 56737970, 79433158, 198582895, 397165790]

約数ペア:

[(1, 397165790), (2, 198582895), (5, 79433158), (7, 56737970), (10, 39716579), (14, 28368985), (35, 11347594), (70, 5673797), (83, 4785130), (166, 2392565), (197, 2016070), (347, 1144570), (394, 1008035), (415, 957026), (581, 683590), (694, 572285), (830, 478513), (985, 403214), (1162, 341795), (1379, 288010), (1735, 228914), (1970, 201607), (2429, 163510), (2758, 144005), (2905, 136718), (3470, 114457), (4858, 81755), (5810, 68359), (6895, 57602), (12145, 32702), (13790, 28801), (16351, 24290)]