3971385

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 7682688

約数和(自身を除く): 3711303

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 71, 99, 113, 165, 213, 339, 355, 495, 565, 639, 781, 1017, 1065, 1243, 1695, 2343, 3195, 3729, 3905, 5085, 6215, 7029, 8023, 11187, 11715, 18645, 24069, 35145, 40115, 55935, 72207, 88253, 120345, 264759, 361035, 441265, 794277, 1323795, 3971385]

約数ペア:

[(1, 3971385), (3, 1323795), (5, 794277), (9, 441265), (11, 361035), (15, 264759), (33, 120345), (45, 88253), (55, 72207), (71, 55935), (99, 40115), (113, 35145), (165, 24069), (213, 18645), (339, 11715), (355, 11187), (495, 8023), (565, 7029), (639, 6215), (781, 5085), (1017, 3905), (1065, 3729), (1243, 3195), (1695, 2343)]