28618239

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23671}}^1$

素因数の和:23718

約数の個数: 16

約数和(自身を含む): 42420224

約数和(自身を除く): 13801985

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 23671, 71013, 307723, 733801, 923169, 2201403, 9539413, 28618239]

約数ペア:

[(1, 28618239), (3, 9539413), (13, 2201403), (31, 923169), (39, 733801), (93, 307723), (403, 71013), (1209, 23671)]