281051745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{10369}}^1$

素因数の和:10529

約数の個数: 32

約数和(自身を含む): 487804800

約数和(自身を除く): 206753055

約数列:

[1, 3, 5, 13, 15, 39, 65, 139, 195, 417, 695, 1807, 2085, 5421, 9035, 10369, 27105, 31107, 51845, 134797, 155535, 404391, 673985, 1441291, 2021955, 4323873, 7206455, 18736783, 21619365, 56210349, 93683915, 281051745]

約数ペア:

[(1, 281051745), (3, 93683915), (5, 56210349), (13, 21619365), (15, 18736783), (39, 7206455), (65, 4323873), (139, 2021955), (195, 1441291), (417, 673985), (695, 404391), (1807, 155535), (2085, 134797), (5421, 51845), (9035, 31107), (10369, 27105)]