668842551

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{55501}}^1$

素因数の和:55623

約数の個数: 24

約数和(自身を含む): 1050541856

約数和(自身を除く): 381699305

約数列:

[1, 3, 9, 13, 39, 103, 117, 309, 927, 1339, 4017, 12051, 55501, 166503, 499509, 721513, 2164539, 5716603, 6493617, 17149809, 51449427, 74315839, 222947517, 668842551]

約数ペア:

[(1, 668842551), (3, 222947517), (9, 74315839), (13, 51449427), (39, 17149809), (103, 6493617), (117, 5716603), (309, 2164539), (927, 721513), (1339, 499509), (4017, 166503), (12051, 55501)]