72156717

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 109695360

約数和(自身を除く): 37538643

約数列:

[1, 3, 9, 27, 61, 183, 193, 227, 549, 579, 681, 1647, 1737, 2043, 5211, 6129, 11773, 13847, 35319, 41541, 43811, 105957, 124623, 131433, 317871, 373869, 394299, 1182897, 2672471, 8017413, 24052239, 72156717]

約数ペア:

[(1, 72156717), (3, 24052239), (9, 8017413), (27, 2672471), (61, 1182897), (183, 394299), (193, 373869), (227, 317871), (549, 131433), (579, 124623), (681, 105957), (1647, 43811), (1737, 41541), (2043, 35319), (5211, 13847), (6129, 11773)]