82128789

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{359}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 125856000

約数和(自身を除く): 43727211

約数列:

[1, 3, 9, 27, 37, 111, 229, 333, 359, 687, 999, 1077, 2061, 3231, 6183, 8473, 9693, 13283, 25419, 39849, 76257, 82211, 119547, 228771, 246633, 358641, 739899, 2219697, 3041807, 9125421, 27376263, 82128789]

約数ペア:

[(1, 82128789), (3, 27376263), (9, 9125421), (27, 3041807), (37, 2219697), (111, 739899), (229, 358641), (333, 246633), (359, 228771), (687, 119547), (999, 82211), (1077, 76257), (2061, 39849), (3231, 25419), (6183, 13283), (8473, 9693)]