28105422079

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9187781}}^1$

素因数の和:9187830

約数の個数: 16

約数和(自身を含む): 35281082880

約数和(自身を除く): 7175660801

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 9187781, 64314467, 174567839, 211318963, 1221974873, 1479232741, 4015060297, 28105422079]

約数ペア:

[(1, 28105422079), (7, 4015060297), (19, 1479232741), (23, 1221974873), (133, 211318963), (161, 174567839), (437, 64314467), (3059, 9187781)]