285710085

素因数分解:

$3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3581}}^1$

素因数の和:3795

約数の個数: 40

約数和(自身を含む): 514905336

約数和(自身を除く): 229195251

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 197, 405, 591, 985, 1773, 2955, 3581, 5319, 8865, 10743, 15957, 17905, 26595, 32229, 53715, 79785, 96687, 161145, 290061, 483435, 705457, 1450305, 2116371, 3527285, 6349113, 10581855, 19047339, 31745565, 57142017, 95236695, 285710085]

約数ペア:

[(1, 285710085), (3, 95236695), (5, 57142017), (9, 31745565), (15, 19047339), (27, 10581855), (45, 6349113), (81, 3527285), (135, 2116371), (197, 1450305), (405, 705457), (591, 483435), (985, 290061), (1773, 161145), (2955, 96687), (3581, 79785), (5319, 53715), (8865, 32229), (10743, 26595), (15957, 17905)]