1229855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:454

約数の個数: 16

約数和(自身を含む): 1641600

約数和(自身を除く): 411745

約数列:

[1, 5, 11, 55, 59, 295, 379, 649, 1895, 3245, 4169, 20845, 22361, 111805, 245971, 1229855]

約数ペア:

[(1, 1229855), (5, 245971), (11, 111805), (55, 22361), (59, 20845), (295, 4169), (379, 3245), (649, 1895)]