218139665

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{7109}}^1$

素因数の和:7169

約数の個数: 24

約数和(自身を含む): 292562280

約数和(自身を除く): 74422615

約数列:

[1, 5, 17, 19, 85, 95, 323, 361, 1615, 1805, 6137, 7109, 30685, 35545, 120853, 135071, 604265, 675355, 2296207, 2566349, 11481035, 12831745, 43627933, 218139665]

約数ペア:

[(1, 218139665), (5, 43627933), (17, 12831745), (19, 11481035), (85, 2566349), (95, 2296207), (323, 675355), (361, 604265), (1615, 135071), (1805, 120853), (6137, 35545), (7109, 30685)]