31678153

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1999}}^1$

素因数の和:2088

約数の個数: 16

約数和(自身を含む): 36288000

約数和(自身を除く): 4609847

約数列:

[1, 13, 23, 53, 299, 689, 1219, 1999, 15847, 25987, 45977, 105947, 597701, 1377311, 2436781, 31678153]

約数ペア:

[(1, 31678153), (13, 2436781), (23, 1377311), (53, 597701), (299, 105947), (689, 45977), (1219, 25987), (1999, 15847)]