200628379

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{21121}}^1$

素因数の和:21210

約数の個数: 16

約数和(自身を含む): 243325440

約数和(自身を除く): 42697061

約数列:

[1, 7, 23, 59, 161, 413, 1357, 9499, 21121, 147847, 485783, 1246139, 3400481, 8722973, 28661197, 200628379]

約数ペア:

[(1, 200628379), (7, 28661197), (23, 8722973), (59, 3400481), (161, 1246139), (413, 485783), (1357, 147847), (9499, 21121)]