390400755

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{897473}}^1$

素因数の和:897510

約数の個数: 16

約数和(自身を含む): 646181280

約数和(自身を除く): 255780525

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 897473, 2692419, 4487365, 13462095, 26026717, 78080151, 130133585, 390400755]

約数ペア:

[(1, 390400755), (3, 130133585), (5, 78080151), (15, 26026717), (29, 13462095), (87, 4487365), (145, 2692419), (435, 897473)]