28640882

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{1721}}^1$

素因数の和:1933

約数の個数: 16

約数和(自身を含む): 44076312

約数和(自身を除く): 15435430

約数列:

[1, 2, 53, 106, 157, 314, 1721, 3442, 8321, 16642, 91213, 182426, 270197, 540394, 14320441, 28640882]

約数ペア:

[(1, 28640882), (2, 14320441), (53, 540394), (106, 270197), (157, 182426), (314, 91213), (1721, 16642), (3442, 8321)]