489781743

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{677}}^1\times {\mathrm{1993}}^1$

素因数の和:2695

約数の個数: 24

約数和(自身を含む): 719227824

約数和(自身を除く): 229446081

約数列:

[1, 3, 11, 33, 121, 363, 677, 1993, 2031, 5979, 7447, 21923, 22341, 65769, 81917, 241153, 245751, 723459, 1349261, 4047783, 14841871, 44525613, 163260581, 489781743]

約数ペア:

[(1, 489781743), (3, 163260581), (11, 44525613), (33, 14841871), (121, 4047783), (363, 1349261), (677, 723459), (1993, 245751), (2031, 241153), (5979, 81917), (7447, 65769), (21923, 22341)]