81086655

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{659}}^1$

素因数の和:1311

約数の個数: 32

約数和(自身を含む): 140152320

約数和(自身を除く): 59065665

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 631, 659, 1893, 1977, 3155, 3295, 8203, 8567, 9465, 9885, 24609, 25701, 41015, 42835, 123045, 128505, 415829, 1247487, 2079145, 5405777, 6237435, 16217331, 27028885, 81086655]

約数ペア:

[(1, 81086655), (3, 27028885), (5, 16217331), (13, 6237435), (15, 5405777), (39, 2079145), (65, 1247487), (195, 415829), (631, 128505), (659, 123045), (1893, 42835), (1977, 41015), (3155, 25701), (3295, 24609), (8203, 9885), (8567, 9465)]