42120169

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1433}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 57818880

約数和(自身を除く): 15698711

約数列:

[1, 7, 13, 17, 19, 91, 119, 133, 221, 247, 323, 1433, 1547, 1729, 2261, 4199, 10031, 18629, 24361, 27227, 29393, 130403, 170527, 190589, 316693, 353951, 462859, 2216851, 2477657, 3240013, 6017167, 42120169]

約数ペア:

[(1, 42120169), (7, 6017167), (13, 3240013), (17, 2477657), (19, 2216851), (91, 462859), (119, 353951), (133, 316693), (221, 190589), (247, 170527), (323, 130403), (1433, 29393), (1547, 27227), (1729, 24361), (2261, 18629), (4199, 10031)]