28357965

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9133}}^1$

素因数の和:9170

約数の個数: 32

約数和(自身を含む): 52611840

約数和(自身を除く): 24253875

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 9133, 27399, 45665, 82197, 136995, 210059, 246591, 410985, 630177, 1050295, 1232955, 1890531, 3150885, 5671593, 9452655, 28357965]

約数ペア:

[(1, 28357965), (3, 9452655), (5, 5671593), (9, 3150885), (15, 1890531), (23, 1232955), (27, 1050295), (45, 630177), (69, 410985), (115, 246591), (135, 210059), (207, 136995), (345, 82197), (621, 45665), (1035, 27399), (3105, 9133)]