315304821

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{207301}}^1$

素因数の和:207333

約数の個数: 18

約数和(自身を含む): 493171458

約数和(自身を除く): 177866637

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 207301, 621903, 1865709, 2694913, 8084739, 24254217, 35033869, 105101607, 315304821]

約数ペア:

[(1, 315304821), (3, 105101607), (9, 35033869), (13, 24254217), (39, 8084739), (117, 2694913), (169, 1865709), (507, 621903), (1521, 207301)]