138016868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{12497}}^1$

素因数の和:12763

約数の個数: 24

約数和(自身を含む): 264557664

約数和(自身を除く): 126540796

約数列:

[1, 2, 4, 11, 22, 44, 251, 502, 1004, 2761, 5522, 11044, 12497, 24994, 49988, 137467, 274934, 549868, 3136747, 6273494, 12546988, 34504217, 69008434, 138016868]

約数ペア:

[(1, 138016868), (2, 69008434), (4, 34504217), (11, 12546988), (22, 6273494), (44, 3136747), (251, 549868), (502, 274934), (1004, 137467), (2761, 49988), (5522, 24994), (11044, 12497)]