2874861

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 4605120

約数和(自身を除く): 1730259

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 409, 639, 781, 1227, 2343, 3681, 4499, 7029, 13497, 29039, 40491, 87117, 261351, 319429, 958287, 2874861]

約数ペア:

[(1, 2874861), (3, 958287), (9, 319429), (11, 261351), (33, 87117), (71, 40491), (99, 29039), (213, 13497), (409, 7029), (639, 4499), (781, 3681), (1227, 2343)]