68699384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{859}}^1$

素因数の和:1647

約数の個数: 32

約数和(自身を含む): 139062000

約数和(自身を除く): 70362616

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 769, 859, 1538, 1718, 3076, 3436, 6152, 6872, 9997, 11167, 19994, 22334, 39988, 44668, 79976, 89336, 660571, 1321142, 2642284, 5284568, 8587423, 17174846, 34349692, 68699384]

約数ペア:

[(1, 68699384), (2, 34349692), (4, 17174846), (8, 8587423), (13, 5284568), (26, 2642284), (52, 1321142), (104, 660571), (769, 89336), (859, 79976), (1538, 44668), (1718, 39988), (3076, 22334), (3436, 19994), (6152, 11167), (6872, 9997)]