2809219855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{3623}}^1$

素因数の和:3871

約数の個数: 32

約数和(自身を含む): 3701698560

約数和(自身を除く): 892478705

約数列:

[1, 5, 13, 65, 79, 151, 395, 755, 1027, 1963, 3623, 5135, 9815, 11929, 18115, 47099, 59645, 155077, 235495, 286217, 547073, 775385, 1431085, 2735365, 3720821, 7111949, 18604105, 35559745, 43218767, 216093835, 561843971, 2809219855]

約数ペア:

[(1, 2809219855), (5, 561843971), (13, 216093835), (65, 43218767), (79, 35559745), (151, 18604105), (395, 7111949), (755, 3720821), (1027, 2735365), (1963, 1431085), (3623, 775385), (5135, 547073), (9815, 286217), (11929, 235495), (18115, 155077), (47099, 59645)]