129128617

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 147392136

約数和(自身を除く): 18263519

約数列:

[1, 17, 19, 53, 323, 361, 397, 901, 1007, 6137, 6749, 7543, 17119, 19133, 21041, 128231, 143317, 325261, 357697, 399779, 2436389, 6796243, 7595801, 129128617]

約数ペア:

[(1, 129128617), (17, 7595801), (19, 6796243), (53, 2436389), (323, 399779), (361, 357697), (397, 325261), (901, 143317), (1007, 128231), (6137, 21041), (6749, 19133), (7543, 17119)]