28937589

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{13721}}^1$

素因数の和:13780

約数の個数: 16

約数和(自身を含む): 41714880

約数和(自身を除く): 12777291

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 13721, 41163, 260699, 507677, 782097, 1523031, 9645863, 28937589]

約数ペア:

[(1, 28937589), (3, 9645863), (19, 1523031), (37, 782097), (57, 507677), (111, 260699), (703, 41163), (2109, 13721)]