7981524

素因数分解:

$2^2\times 3^3\times {\mathrm{263}}^1\times {\mathrm{281}}^1$

素因数の和:557

約数の個数: 48

約数和(自身を含む): 20845440

約数和(自身を除く): 12863916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 263, 281, 526, 562, 789, 843, 1052, 1124, 1578, 1686, 2367, 2529, 3156, 3372, 4734, 5058, 7101, 7587, 9468, 10116, 14202, 15174, 28404, 30348, 73903, 147806, 221709, 295612, 443418, 665127, 886836, 1330254, 1995381, 2660508, 3990762, 7981524]

約数ペア:

[(1, 7981524), (2, 3990762), (3, 2660508), (4, 1995381), (6, 1330254), (9, 886836), (12, 665127), (18, 443418), (27, 295612), (36, 221709), (54, 147806), (108, 73903), (263, 30348), (281, 28404), (526, 15174), (562, 14202), (789, 10116), (843, 9468), (1052, 7587), (1124, 7101), (1578, 5058), (1686, 4734), (2367, 3372), (2529, 3156)]