138961874

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{28723}}^1$

素因数の和:28825

約数の個数: 16

約数和(自身を含む): 217153440

約数和(自身を除く): 78191566

約数列:

[1, 2, 41, 59, 82, 118, 2419, 4838, 28723, 57446, 1177643, 1694657, 2355286, 3389314, 69480937, 138961874]

約数ペア:

[(1, 138961874), (2, 69480937), (41, 3389314), (59, 2355286), (82, 1694657), (118, 1177643), (2419, 57446), (4838, 28723)]