1551140361

素因数分解:

$3^4\times {\mathrm{659}}^1\times {\mathrm{29059}}^1$

素因数の和:29730

約数の個数: 20

約数和(自身を含む): 2320731600

約数和(自身を除く): 769591239

約数列:

[1, 3, 9, 27, 81, 659, 1977, 5931, 17793, 29059, 53379, 87177, 261531, 784593, 2353779, 19149881, 57449643, 172348929, 517046787, 1551140361]

約数ペア:

[(1, 1551140361), (3, 517046787), (9, 172348929), (27, 57449643), (81, 19149881), (659, 2353779), (1977, 784593), (5931, 261531), (17793, 87177), (29059, 53379)]