308977279

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1\times {\mathrm{997}}^1$

素因数の和:1810

約数の個数: 16

約数和(自身を含む): 344270080

約数和(自身を除く): 35292801

約数列:

[1, 13, 31, 403, 769, 997, 9997, 12961, 23839, 30907, 309907, 401791, 766693, 9967009, 23767483, 308977279]

約数ペア:

[(1, 308977279), (13, 23767483), (31, 9967009), (403, 766693), (769, 401791), (997, 309907), (9997, 30907), (12961, 23839)]