205631415

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{3271}}^1$

素因数の和:3420

約数の個数: 48

約数和(自身を含む): 392011776

約数和(自身を除く): 186380361

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 127, 165, 381, 495, 635, 1143, 1397, 1905, 3271, 4191, 5715, 6985, 9813, 12573, 16355, 20955, 29439, 35981, 49065, 62865, 107943, 147195, 179905, 323829, 415417, 539715, 1246251, 1619145, 2077085, 3738753, 4569587, 6231255, 13708761, 18693765, 22847935, 41126283, 68543805, 205631415]

約数ペア:

[(1, 205631415), (3, 68543805), (5, 41126283), (9, 22847935), (11, 18693765), (15, 13708761), (33, 6231255), (45, 4569587), (55, 3738753), (99, 2077085), (127, 1619145), (165, 1246251), (381, 539715), (495, 415417), (635, 323829), (1143, 179905), (1397, 147195), (1905, 107943), (3271, 62865), (4191, 49065), (5715, 35981), (6985, 29439), (9813, 20955), (12573, 16355)]