881015

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:238

約数の個数: 16

約数和(自身を含む): 1133568

約数和(自身を除く): 252553

約数列:

[1, 5, 23, 47, 115, 163, 235, 815, 1081, 3749, 5405, 7661, 18745, 38305, 176203, 881015]

約数ペア:

[(1, 881015), (5, 176203), (23, 38305), (47, 18745), (115, 7661), (163, 5405), (235, 3749), (815, 1081)]