81972525

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{35257}}^1$

素因数の和:35301

約数の個数: 24

約数和(自身を含む): 139903744

約数和(自身を除く): 57931219

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 35257, 105771, 176285, 528855, 881425, 1092967, 2644275, 3278901, 5464835, 16394505, 27324175, 81972525]

約数ペア:

[(1, 81972525), (3, 27324175), (5, 16394505), (15, 5464835), (25, 3278901), (31, 2644275), (75, 1092967), (93, 881425), (155, 528855), (465, 176285), (775, 105771), (2325, 35257)]