3998553

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 6281856

約数和(自身を除く): 2283303

約数列:

[1, 3, 13, 17, 37, 39, 51, 111, 163, 221, 481, 489, 629, 663, 1443, 1887, 2119, 2771, 6031, 6357, 8177, 8313, 18093, 24531, 36023, 78403, 102527, 108069, 235209, 307581, 1332851, 3998553]

約数ペア:

[(1, 3998553), (3, 1332851), (13, 307581), (17, 235209), (37, 108069), (39, 102527), (51, 78403), (111, 36023), (163, 24531), (221, 18093), (481, 8313), (489, 8177), (629, 6357), (663, 6031), (1443, 2771), (1887, 2119)]