27228987

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 15279813

約数列:

[1, 3, 9, 23, 27, 69, 163, 207, 269, 489, 621, 807, 1467, 2421, 3749, 4401, 6187, 7263, 11247, 18561, 33741, 43847, 55683, 101223, 131541, 167049, 394623, 1008481, 1183869, 3025443, 9076329, 27228987]

約数ペア:

[(1, 27228987), (3, 9076329), (9, 3025443), (23, 1183869), (27, 1008481), (69, 394623), (163, 167049), (207, 131541), (269, 101223), (489, 55683), (621, 43847), (807, 33741), (1467, 18561), (2421, 11247), (3749, 7263), (4401, 6187)]