1386762685

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{397}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 2138425344

約数和(自身を除く): 751662659

約数列:

[1, 5, 7, 11, 35, 43, 55, 77, 211, 215, 301, 385, 397, 473, 1055, 1477, 1505, 1985, 2321, 2365, 2779, 3311, 4367, 7385, 9073, 11605, 13895, 16247, 16555, 17071, 21835, 30569, 45365, 63511, 81235, 83767, 85355, 99803, 119497, 152845, 187781, 317555, 418835, 499015, 586369, 597485, 698621, 921437, 938905, 1314467, 2931845, 3493105, 3601981, 4607185, 6450059, 6572335, 18009905, 25213867, 32250295, 39621791, 126069335, 198108955, 277352537, 1386762685]

約数ペア:

[(1, 1386762685), (5, 277352537), (7, 198108955), (11, 126069335), (35, 39621791), (43, 32250295), (55, 25213867), (77, 18009905), (211, 6572335), (215, 6450059), (301, 4607185), (385, 3601981), (397, 3493105), (473, 2931845), (1055, 1314467), (1477, 938905), (1505, 921437), (1985, 698621), (2321, 597485), (2365, 586369), (2779, 499015), (3311, 418835), (4367, 317555), (7385, 187781), (9073, 152845), (11605, 119497), (13895, 99803), (16247, 85355), (16555, 83767), (17071, 81235), (21835, 63511), (30569, 45365)]