387939726

素因数分解:

$2^1\times 3^3\times {\mathrm{521}}^1\times {\mathrm{13789}}^1$

素因数の和:14321

約数の個数: 32

約数和(自身を含む): 863805600

約数和(自身を除く): 475865874

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 521, 1042, 1563, 3126, 4689, 9378, 13789, 14067, 27578, 28134, 41367, 82734, 124101, 248202, 372303, 744606, 7184069, 14368138, 21552207, 43104414, 64656621, 129313242, 193969863, 387939726]

約数ペア:

[(1, 387939726), (2, 193969863), (3, 129313242), (6, 64656621), (9, 43104414), (18, 21552207), (27, 14368138), (54, 7184069), (521, 744606), (1042, 372303), (1563, 248202), (3126, 124101), (4689, 82734), (9378, 41367), (13789, 28134), (14067, 27578)]