213520318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{89041}}^1$

素因数の和:89163

約数の個数: 16

約数和(自身を含む): 352606320

約数和(自身を除く): 139086002

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 89041, 178082, 979451, 1958902, 9705469, 19410938, 106760159, 213520318]

約数ペア:

[(1, 213520318), (2, 106760159), (11, 19410938), (22, 9705469), (109, 1958902), (218, 979451), (1199, 178082), (2398, 89041)]