381232719

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{3989}}^1$

素因数の和:4080

約数の個数: 48

約数和(自身を含む): 662276160

約数和(自身を除く): 281043441

約数列:

[1, 3, 7, 9, 21, 37, 41, 63, 111, 123, 259, 287, 333, 369, 777, 861, 1517, 2331, 2583, 3989, 4551, 10619, 11967, 13653, 27923, 31857, 35901, 83769, 95571, 147593, 163549, 251307, 442779, 490647, 1033151, 1144843, 1328337, 1471941, 3099453, 3434529, 6051313, 9298359, 10303587, 18153939, 42359191, 54461817, 127077573, 381232719]

約数ペア:

[(1, 381232719), (3, 127077573), (7, 54461817), (9, 42359191), (21, 18153939), (37, 10303587), (41, 9298359), (63, 6051313), (111, 3434529), (123, 3099453), (259, 1471941), (287, 1328337), (333, 1144843), (369, 1033151), (777, 490647), (861, 442779), (1517, 251307), (2331, 163549), (2583, 147593), (3989, 95571), (4551, 83769), (10619, 35901), (11967, 31857), (13653, 27923)]