31313565

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22447}}^1$

素因数の和:22489

約数の個数: 24

約数和(自身を含む): 56030208

約数和(自身を除く): 24716643

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 22447, 67341, 112235, 202023, 336705, 695857, 1010115, 2087571, 3479285, 6262713, 10437855, 31313565]

約数ペア:

[(1, 31313565), (3, 10437855), (5, 6262713), (9, 3479285), (15, 2087571), (31, 1010115), (45, 695857), (93, 336705), (155, 202023), (279, 112235), (465, 67341), (1395, 22447)]