30816945

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22091}}^1$

素因数の和:22133

約数の個数: 24

約数和(自身を含む): 55141632

約数和(自身を除く): 24324687

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 22091, 66273, 110455, 198819, 331365, 684821, 994095, 2054463, 3424105, 6163389, 10272315, 30816945]

約数ペア:

[(1, 30816945), (3, 10272315), (5, 6163389), (9, 3424105), (15, 2054463), (31, 994095), (45, 684821), (93, 331365), (155, 198819), (279, 110455), (465, 66273), (1395, 22091)]