28878537

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{13693}}^1$

素因数の和:13752

約数の個数: 16

約数和(自身を含む): 41629760

約数和(自身を除く): 12751223

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 13693, 41079, 260167, 506641, 780501, 1519923, 9626179, 28878537]

約数ペア:

[(1, 28878537), (3, 9626179), (19, 1519923), (37, 780501), (57, 506641), (111, 260167), (703, 41079), (2109, 13693)]