155725497

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{31517}}^1$

素因数の和:31590

約数の個数: 20

約数和(自身を含む): 236448036

約数和(自身を除く): 80722539

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 31517, 94551, 283653, 850959, 1922537, 2552877, 5767611, 17302833, 51908499, 155725497]

約数ペア:

[(1, 155725497), (3, 51908499), (9, 17302833), (27, 5767611), (61, 2552877), (81, 1922537), (183, 850959), (549, 283653), (1647, 94551), (4941, 31517)]