311085

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 559104

約数和(自身を除く): 248019

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 223, 279, 465, 669, 1115, 1395, 2007, 3345, 6913, 10035, 20739, 34565, 62217, 103695, 311085]

約数ペア:

[(1, 311085), (3, 103695), (5, 62217), (9, 34565), (15, 20739), (31, 10035), (45, 6913), (93, 3345), (155, 2007), (223, 1395), (279, 1115), (465, 669)]