2581029

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:106

約数の個数: 36

約数和(自身を含む): 4348032

約数和(自身を除く): 1767003

約数列:

[1, 3, 9, 11, 29, 31, 33, 87, 93, 99, 261, 279, 319, 341, 841, 899, 957, 1023, 2523, 2697, 2871, 3069, 7569, 8091, 9251, 9889, 26071, 27753, 29667, 78213, 83259, 89001, 234639, 286781, 860343, 2581029]

約数ペア:

[(1, 2581029), (3, 860343), (9, 286781), (11, 234639), (29, 89001), (31, 83259), (33, 78213), (87, 29667), (93, 27753), (99, 26071), (261, 9889), (279, 9251), (319, 8091), (341, 7569), (841, 3069), (899, 2871), (957, 2697), (1023, 2523)]