40439906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{91493}}^1$

素因数の和:91525

約数の個数: 16

約数和(自身を含む): 69169464

約数和(自身を除く): 28729558

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 91493, 182986, 1189409, 1555381, 2378818, 3110762, 20219953, 40439906]

約数ペア:

[(1, 40439906), (2, 20219953), (13, 3110762), (17, 2378818), (26, 1555381), (34, 1189409), (221, 182986), (442, 91493)]