395960265

素因数分解:

$3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{21101}}^1$

素因数の和:21254

約数の個数: 32

約数和(自身を含む): 709027200

約数和(自身を除く): 313066935

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139, 417, 695, 1251, 2085, 3753, 6255, 18765, 21101, 63303, 105505, 189909, 316515, 569727, 949545, 2848635, 2933039, 8799117, 14665195, 26397351, 43995585, 79192053, 131986755, 395960265]

約数ペア:

[(1, 395960265), (3, 131986755), (5, 79192053), (9, 43995585), (15, 26397351), (27, 14665195), (45, 8799117), (135, 2933039), (139, 2848635), (417, 949545), (695, 569727), (1251, 316515), (2085, 189909), (3753, 105505), (6255, 63303), (18765, 21101)]