222078227

素因数分解:

$7^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1\times {\mathrm{509}}^1$

素因数の和:1070

約数の個数: 16

約数和(自身を含む): 256566720

約数和(自身を除く): 34488493

約数列:

[1, 7, 157, 397, 509, 1099, 2779, 3563, 62329, 79913, 202073, 436303, 559391, 1414511, 31725461, 222078227]

約数ペア:

[(1, 222078227), (7, 31725461), (157, 1414511), (397, 559391), (509, 436303), (1099, 202073), (2779, 79913), (3563, 62329)]