281633187

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{18043}}^1$

素因数の和:18111

約数の個数: 24

約数和(自身を含む): 422373952

約数和(自身を除く): 140740765

約数列:

[1, 3, 11, 33, 43, 121, 129, 363, 473, 1419, 5203, 15609, 18043, 54129, 198473, 595419, 775849, 2183203, 2327547, 6549609, 8534339, 25603017, 93877729, 281633187]

約数ペア:

[(1, 281633187), (3, 93877729), (11, 25603017), (33, 8534339), (43, 6549609), (121, 2327547), (129, 2183203), (363, 775849), (473, 595419), (1419, 198473), (5203, 54129), (15609, 18043)]