28221372

素因数分解:

$2^2\times 3^4\times {\mathrm{87103}}^1$

素因数の和:87119

約数の個数: 30

約数和(自身を含む): 73777088

約数和(自身を除く): 45555716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 87103, 174206, 261309, 348412, 522618, 783927, 1045236, 1567854, 2351781, 3135708, 4703562, 7055343, 9407124, 14110686, 28221372]

約数ペア:

[(1, 28221372), (2, 14110686), (3, 9407124), (4, 7055343), (6, 4703562), (9, 3135708), (12, 2351781), (18, 1567854), (27, 1045236), (36, 783927), (54, 522618), (81, 348412), (108, 261309), (162, 174206), (324, 87103)]