289380457

素因数分解:

${\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 314705664

約数和(自身を除く): 25325207

約数列:

[1, 23, 47, 103, 113, 529, 1081, 2369, 2599, 4841, 5311, 11639, 24863, 54487, 59777, 111343, 122153, 267697, 547033, 2560889, 2809519, 6157031, 12581759, 289380457]

約数ペア:

[(1, 289380457), (23, 12581759), (47, 6157031), (103, 2809519), (113, 2560889), (529, 547033), (1081, 267697), (2369, 122153), (2599, 111343), (4841, 59777), (5311, 54487), (11639, 24863)]