15990728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{153757}}^1$

素因数の和:153776

約数の個数: 16

約数和(自身を含む): 32289180

約数和(自身を除く): 16298452

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 153757, 307514, 615028, 1230056, 1998841, 3997682, 7995364, 15990728]

約数ペア:

[(1, 15990728), (2, 7995364), (4, 3997682), (8, 1998841), (13, 1230056), (26, 615028), (52, 307514), (104, 153757)]