82131465

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 143881920

約数和(自身を除く): 61750455

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 179, 181, 195, 507, 537, 543, 845, 895, 905, 2327, 2353, 2535, 2685, 2715, 6981, 7059, 11635, 11765, 30251, 30589, 32399, 34905, 35295, 90753, 91767, 97197, 151255, 152945, 161995, 421187, 453765, 458835, 485985, 1263561, 2105935, 5475431, 6317805, 16426293, 27377155, 82131465]

約数ペア:

[(1, 82131465), (3, 27377155), (5, 16426293), (13, 6317805), (15, 5475431), (39, 2105935), (65, 1263561), (169, 485985), (179, 458835), (181, 453765), (195, 421187), (507, 161995), (537, 152945), (543, 151255), (845, 97197), (895, 91767), (905, 90753), (2327, 35295), (2353, 34905), (2535, 32399), (2685, 30589), (2715, 30251), (6981, 11765), (7059, 11635)]