70997865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{547}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 120735360

約数和(自身を除く): 49737495

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 509, 547, 1527, 1641, 2545, 2735, 7635, 8205, 8653, 9299, 25959, 27897, 43265, 46495, 129795, 139485, 278423, 835269, 1392115, 4176345, 4733191, 14199573, 23665955, 70997865]

約数ペア:

[(1, 70997865), (3, 23665955), (5, 14199573), (15, 4733191), (17, 4176345), (51, 1392115), (85, 835269), (255, 278423), (509, 139485), (547, 129795), (1527, 46495), (1641, 43265), (2545, 27897), (2735, 25959), (7635, 9299), (8205, 8653)]