291270771

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{607}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 475757568

約数和(自身を除く): 184486797

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 131, 333, 393, 407, 607, 1179, 1221, 1441, 1821, 3663, 4323, 4847, 5463, 6677, 12969, 14541, 20031, 22459, 43623, 53317, 60093, 67377, 79517, 159951, 202131, 238551, 247049, 479853, 715653, 741147, 874687, 2223441, 2624061, 2942129, 7872183, 8826387, 26479161, 32363419, 97090257, 291270771]

約数ペア:

[(1, 291270771), (3, 97090257), (9, 32363419), (11, 26479161), (33, 8826387), (37, 7872183), (99, 2942129), (111, 2624061), (131, 2223441), (333, 874687), (393, 741147), (407, 715653), (607, 479853), (1179, 247049), (1221, 238551), (1441, 202131), (1821, 159951), (3663, 79517), (4323, 67377), (4847, 60093), (5463, 53317), (6677, 43623), (12969, 22459), (14541, 20031)]