404415

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:84

約数の個数: 48

約数和(自身を含む): 823680

約数和(自身を除く): 419265

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 43, 45, 55, 57, 95, 99, 129, 165, 171, 209, 215, 285, 387, 473, 495, 627, 645, 817, 855, 1045, 1419, 1881, 1935, 2365, 2451, 3135, 4085, 4257, 7095, 7353, 8987, 9405, 12255, 21285, 26961, 36765, 44935, 80883, 134805, 404415]

約数ペア:

[(1, 404415), (3, 134805), (5, 80883), (9, 44935), (11, 36765), (15, 26961), (19, 21285), (33, 12255), (43, 9405), (45, 8987), (55, 7353), (57, 7095), (95, 4257), (99, 4085), (129, 3135), (165, 2451), (171, 2365), (209, 1935), (215, 1881), (285, 1419), (387, 1045), (473, 855), (495, 817), (627, 645)]