15991452

素因数分解:

$2^2\times 3^3\times {\mathrm{263}}^1\times {\mathrm{563}}^1$

素因数の和:839

約数の個数: 48

約数和(自身を含む): 41690880

約数和(自身を除く): 25699428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 263, 526, 563, 789, 1052, 1126, 1578, 1689, 2252, 2367, 3156, 3378, 4734, 5067, 6756, 7101, 9468, 10134, 14202, 15201, 20268, 28404, 30402, 60804, 148069, 296138, 444207, 592276, 888414, 1332621, 1776828, 2665242, 3997863, 5330484, 7995726, 15991452]

約数ペア:

[(1, 15991452), (2, 7995726), (3, 5330484), (4, 3997863), (6, 2665242), (9, 1776828), (12, 1332621), (18, 888414), (27, 592276), (36, 444207), (54, 296138), (108, 148069), (263, 60804), (526, 30402), (563, 28404), (789, 20268), (1052, 15201), (1126, 14202), (1578, 10134), (1689, 9468), (2252, 7101), (2367, 6756), (3156, 5067), (3378, 4734)]