28990654

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{26893}}^1$

素因数の和:26920

約数の個数: 24

約数和(自身を含む): 55186488

約数和(自身を除く): 26195834

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 26893, 53786, 188251, 295823, 376502, 591646, 1317757, 2070761, 2635514, 4141522, 14495327, 28990654]

約数ペア:

[(1, 28990654), (2, 14495327), (7, 4141522), (11, 2635514), (14, 2070761), (22, 1317757), (49, 591646), (77, 376502), (98, 295823), (154, 188251), (539, 53786), (1078, 26893)]