28227555

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9091}}^1$

素因数の和:9128

約数の個数: 32

約数和(自身を含む): 52369920

約数和(自身を除く): 24142365

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 9091, 27273, 45455, 81819, 136365, 209093, 245457, 409095, 627279, 1045465, 1227285, 1881837, 3136395, 5645511, 9409185, 28227555]

約数ペア:

[(1, 28227555), (3, 9409185), (5, 5645511), (9, 3136395), (15, 1881837), (23, 1227285), (27, 1045465), (45, 627279), (69, 409095), (115, 245457), (135, 209093), (207, 136365), (345, 81819), (621, 45455), (1035, 27273), (3105, 9091)]