168364215

素因数分解:

$3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{8887}}^1$

素因数の和:9319

約数の個数: 24

約数和(自身を含む): 292557408

約数和(自身を除く): 124193193

約数列:

[1, 3, 5, 9, 15, 45, 421, 1263, 2105, 3789, 6315, 8887, 18945, 26661, 44435, 79983, 133305, 399915, 3741427, 11224281, 18707135, 33672843, 56121405, 168364215]

約数ペア:

[(1, 168364215), (3, 56121405), (5, 33672843), (9, 18707135), (15, 11224281), (45, 3741427), (421, 399915), (1263, 133305), (2105, 79983), (3789, 44435), (6315, 26661), (8887, 18945)]