149625009

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{90847}}^1$

素因数の和:90917

約数の個数: 16

約数和(自身を含む): 225303040

約数和(自身を除く): 75678031

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 90847, 272541, 817623, 2452869, 5541667, 16625001, 49875003, 149625009]

約数ペア:

[(1, 149625009), (3, 49875003), (9, 16625001), (27, 5541667), (61, 2452869), (183, 817623), (549, 272541), (1647, 90847)]