90780705

素因数分解:

$3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{8887}}^1$

素因数の和:9125

約数の個数: 24

約数和(自身を含む): 158064192

約数和(自身を除く): 67283487

約数列:

[1, 3, 5, 9, 15, 45, 227, 681, 1135, 2043, 3405, 8887, 10215, 26661, 44435, 79983, 133305, 399915, 2017349, 6052047, 10086745, 18156141, 30260235, 90780705]

約数ペア:

[(1, 90780705), (3, 30260235), (5, 18156141), (9, 10086745), (15, 6052047), (45, 2017349), (227, 399915), (681, 133305), (1135, 79983), (2043, 44435), (3405, 26661), (8887, 10215)]