20123053575

素因数分解:

$3^1\times 5^2\times {\mathrm{268307381}}^1$

素因数の和:268307394

約数の個数: 12

約数和(自身を含む): 33270115368

約数和(自身を除く): 13147061793

約数列:

[1, 3, 5, 15, 25, 75, 268307381, 804922143, 1341536905, 4024610715, 6707684525, 20123053575]

約数ペア:

[(1, 20123053575), (3, 6707684525), (5, 4024610715), (15, 1341536905), (25, 804922143), (75, 268307381)]