385965

素因数分解:

$3^4\times 5^1\times {\mathrm{953}}^1$

素因数の和:970

約数の個数: 20

約数和(自身を含む): 692604

約数和(自身を除く): 306639

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 953, 2859, 4765, 8577, 14295, 25731, 42885, 77193, 128655, 385965]

約数ペア:

[(1, 385965), (3, 128655), (5, 77193), (9, 42885), (15, 25731), (27, 14295), (45, 8577), (81, 4765), (135, 2859), (405, 953)]