2641023

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 4932096

約数和(自身を除く): 2291073

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 103, 111, 231, 259, 309, 333, 407, 693, 721, 777, 927, 1133, 1221, 2163, 2331, 2849, 3399, 3663, 3811, 6489, 7931, 8547, 10197, 11433, 23793, 25641, 26677, 34299, 41921, 71379, 80031, 125763, 240093, 293447, 377289, 880341, 2641023]

約数ペア:

[(1, 2641023), (3, 880341), (7, 377289), (9, 293447), (11, 240093), (21, 125763), (33, 80031), (37, 71379), (63, 41921), (77, 34299), (99, 26677), (103, 25641), (111, 23793), (231, 11433), (259, 10197), (309, 8547), (333, 7931), (407, 6489), (693, 3811), (721, 3663), (777, 3399), (927, 2849), (1133, 2331), (1221, 2163)]