1915011

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 3201120

約数和(自身を除く): 1286109

約数列:

[1, 3, 7, 9, 21, 63, 113, 269, 339, 791, 807, 1017, 1883, 2373, 2421, 5649, 7119, 16947, 30397, 91191, 212779, 273573, 638337, 1915011]

約数ペア:

[(1, 1915011), (3, 638337), (7, 273573), (9, 212779), (21, 91191), (63, 30397), (113, 16947), (269, 7119), (339, 5649), (791, 2421), (807, 2373), (1017, 1883)]