391065

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 24

約数和(自身を含む): 668928

約数和(自身を除く): 277863

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 155, 435, 465, 841, 899, 2523, 2697, 4205, 4495, 12615, 13485, 26071, 78213, 130355, 391065]

約数ペア:

[(1, 391065), (3, 130355), (5, 78213), (15, 26071), (29, 13485), (31, 12615), (87, 4495), (93, 4205), (145, 2697), (155, 2523), (435, 899), (465, 841)]