1870209

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{2099}}^1$

素因数の和:2122

約数の個数: 20

約数和(自身を含む): 3049200

約数和(自身を除く): 1178991

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 2099, 6297, 18891, 23089, 56673, 69267, 170019, 207801, 623403, 1870209]

約数ペア:

[(1, 1870209), (3, 623403), (9, 207801), (11, 170019), (27, 69267), (33, 56673), (81, 23089), (99, 18891), (297, 6297), (891, 2099)]