918785085

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{20063}}^1$

素因数の和:20185

約数の個数: 32

約数和(自身を含む): 1525506048

約数和(自身を除く): 606720963

約数列:

[1, 3, 5, 15, 43, 71, 129, 213, 215, 355, 645, 1065, 3053, 9159, 15265, 20063, 45795, 60189, 100315, 300945, 862709, 1424473, 2588127, 4273419, 4313545, 7122365, 12940635, 21367095, 61252339, 183757017, 306261695, 918785085]

約数ペア:

[(1, 918785085), (3, 306261695), (5, 183757017), (15, 61252339), (43, 21367095), (71, 12940635), (129, 7122365), (213, 4313545), (215, 4273419), (355, 2588127), (645, 1424473), (1065, 862709), (3053, 300945), (9159, 100315), (15265, 60189), (20063, 45795)]