221440764

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{259907}}^1$

素因数の和:259985

約数の個数: 24

約数和(自身を含む): 523974528

約数和(自身を除く): 302533764

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 259907, 519814, 779721, 1039628, 1559442, 3118884, 18453397, 36906794, 55360191, 73813588, 110720382, 221440764]

約数ペア:

[(1, 221440764), (2, 110720382), (3, 73813588), (4, 55360191), (6, 36906794), (12, 18453397), (71, 3118884), (142, 1559442), (213, 1039628), (284, 779721), (426, 519814), (852, 259907)]