3991095

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1$

素因数の和:2903

約数の個数: 24

約数和(自身を含む): 7143552

約数和(自身を除く): 3152457

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 2861, 8583, 14305, 25749, 42915, 88691, 128745, 266073, 443455, 798219, 1330365, 3991095]

約数ペア:

[(1, 3991095), (3, 1330365), (5, 798219), (9, 443455), (15, 266073), (31, 128745), (45, 88691), (93, 42915), (155, 25749), (279, 14305), (465, 8583), (1395, 2861)]