15987402

素因数分解:

$2^1\times 3^3\times {\mathrm{149}}^1\times {\mathrm{1987}}^1$

素因数の和:2147

約数の個数: 32

約数和(自身を含む): 35784000

約数和(自身を除く): 19796598

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 149, 298, 447, 894, 1341, 1987, 2682, 3974, 4023, 5961, 8046, 11922, 17883, 35766, 53649, 107298, 296063, 592126, 888189, 1776378, 2664567, 5329134, 7993701, 15987402]

約数ペア:

[(1, 15987402), (2, 7993701), (3, 5329134), (6, 2664567), (9, 1776378), (18, 888189), (27, 592126), (54, 296063), (149, 107298), (298, 53649), (447, 35766), (894, 17883), (1341, 11922), (1987, 8046), (2682, 5961), (3974, 4023)]