30757575

素因数分解:

$3^1\times 5^2\times {\mathrm{397}}^1\times {\mathrm{1033}}^1$

素因数の和:1443

約数の個数: 24

約数和(自身を含む): 51029968

約数和(自身を除く): 20272393

約数列:

[1, 3, 5, 15, 25, 75, 397, 1033, 1191, 1985, 3099, 5165, 5955, 9925, 15495, 25825, 29775, 77475, 410101, 1230303, 2050505, 6151515, 10252525, 30757575]

約数ペア:

[(1, 30757575), (3, 10252525), (5, 6151515), (15, 2050505), (25, 1230303), (75, 410101), (397, 77475), (1033, 29775), (1191, 25825), (1985, 15495), (3099, 9925), (5165, 5955)]