1852641

素因数分解:

$3^2\times 7^2\times {\mathrm{4201}}^1$

素因数の和:4221

約数の個数: 18

約数和(自身を含む): 3113682

約数和(自身を除く): 1261041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4201, 12603, 29407, 37809, 88221, 205849, 264663, 617547, 1852641]

約数ペア:

[(1, 1852641), (3, 617547), (7, 264663), (9, 205849), (21, 88221), (49, 37809), (63, 29407), (147, 12603), (441, 4201)]