9987874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{383}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 17418240

約数和(自身を除く): 7430366

約数列:

[1, 2, 13, 17, 26, 34, 59, 118, 221, 383, 442, 766, 767, 1003, 1534, 2006, 4979, 6511, 9958, 13022, 13039, 22597, 26078, 45194, 84643, 169286, 293761, 384149, 587522, 768298, 4993937, 9987874]

約数ペア:

[(1, 9987874), (2, 4993937), (13, 768298), (17, 587522), (26, 384149), (34, 293761), (59, 169286), (118, 84643), (221, 45194), (383, 26078), (442, 22597), (766, 13039), (767, 13022), (1003, 9958), (1534, 6511), (2006, 4979)]