2631915

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 5372640

約数和(自身を除く): 2740725

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 409, 429, 495, 585, 715, 1227, 1287, 2045, 2145, 3681, 4499, 5317, 6135, 6435, 13497, 15951, 18405, 22495, 26585, 40491, 47853, 58487, 67485, 79755, 175461, 202455, 239265, 292435, 526383, 877305, 2631915]

約数ペア:

[(1, 2631915), (3, 877305), (5, 526383), (9, 292435), (11, 239265), (13, 202455), (15, 175461), (33, 79755), (39, 67485), (45, 58487), (55, 47853), (65, 40491), (99, 26585), (117, 22495), (143, 18405), (165, 15951), (195, 13497), (409, 6435), (429, 6135), (495, 5317), (585, 4499), (715, 3681), (1227, 2145), (1287, 2045)]