1666485

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1277}}^1$

素因数の和:1317

約数の個数: 24

約数和(自身を含む): 2990520

約数和(自身を除く): 1324035

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1277, 1305, 3831, 6385, 11493, 19155, 37033, 57465, 111099, 185165, 333297, 555495, 1666485]

約数ペア:

[(1, 1666485), (3, 555495), (5, 333297), (9, 185165), (15, 111099), (29, 57465), (45, 37033), (87, 19155), (145, 11493), (261, 6385), (435, 3831), (1277, 1305)]