2721971330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{34157}}^1$

素因数の和:34790

約数の個数: 32

約数和(自身を含む): 5285199024

約数和(自身を除く): 2563227694

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 613, 1226, 3065, 6130, 7969, 15938, 34157, 39845, 68314, 79690, 170785, 341570, 444041, 888082, 2220205, 4440410, 20938241, 41876482, 104691205, 209382410, 272197133, 544394266, 1360985665, 2721971330]

約数ペア:

[(1, 2721971330), (2, 1360985665), (5, 544394266), (10, 272197133), (13, 209382410), (26, 104691205), (65, 41876482), (130, 20938241), (613, 4440410), (1226, 2220205), (3065, 888082), (6130, 444041), (7969, 341570), (15938, 170785), (34157, 79690), (39845, 68314)]