31981214

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{569}}^1$

素因数の和:907

約数の個数: 16

約数和(自身を含む): 48632400

約数和(自身を除く): 16651186

約数列:

[1, 2, 157, 179, 314, 358, 569, 1138, 28103, 56206, 89333, 101851, 178666, 203702, 15990607, 31981214]

約数ペア:

[(1, 31981214), (2, 15990607), (157, 203702), (179, 178666), (314, 101851), (358, 89333), (569, 56206), (1138, 28103)]