90940994

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1\times {\mathrm{569}}^1$

素因数の和:1237

約数の個数: 16

約数和(自身を含む): 137791800

約数和(自身を除く): 46850806

約数列:

[1, 2, 157, 314, 509, 569, 1018, 1138, 79913, 89333, 159826, 178666, 289621, 579242, 45470497, 90940994]

約数ペア:

[(1, 90940994), (2, 45470497), (157, 579242), (314, 289621), (509, 178666), (569, 159826), (1018, 89333), (1138, 79913)]