65121615

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8563}}^1$

素因数の和:8600

約数の個数: 36

約数和(自身を含む): 122242536

約数和(自身を除く): 57120921

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2535, 7605, 8563, 25689, 42815, 77067, 111319, 128445, 333957, 385335, 556595, 1001871, 1447147, 1669785, 4341441, 5009355, 7235735, 13024323, 21707205, 65121615]

約数ペア:

[(1, 65121615), (3, 21707205), (5, 13024323), (9, 7235735), (13, 5009355), (15, 4341441), (39, 1669785), (45, 1447147), (65, 1001871), (117, 556595), (169, 385335), (195, 333957), (507, 128445), (585, 111319), (845, 77067), (1521, 42815), (2535, 25689), (7605, 8563)]