6407865

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1087}}^1$

素因数の和:1229

約数の個数: 24

約数和(自身を含む): 11202048

約数和(自身を除く): 4794183

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1087, 1179, 1965, 3261, 5435, 5895, 9783, 16305, 48915, 142397, 427191, 711985, 1281573, 2135955, 6407865]

約数ペア:

[(1, 6407865), (3, 2135955), (5, 1281573), (9, 711985), (15, 427191), (45, 142397), (131, 48915), (393, 16305), (655, 9783), (1087, 5895), (1179, 5435), (1965, 3261)]