129655984

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{279431}}^1$

素因数の和:279468

約数の個数: 20

約数和(自身を含む): 259871760

約数和(自身を除く): 130215776

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 279431, 558862, 1117724, 2235448, 4470896, 8103499, 16206998, 32413996, 64827992, 129655984]

約数ペア:

[(1, 129655984), (2, 64827992), (4, 32413996), (8, 16206998), (16, 8103499), (29, 4470896), (58, 2235448), (116, 1117724), (232, 558862), (464, 279431)]