156942933

素因数分解:

$3^1\times 7^2\times {\mathrm{1067639}}^1$

素因数の和:1067656

約数の個数: 12

約数和(自身を含む): 243421920

約数和(自身を除く): 86478987

約数列:

[1, 3, 7, 21, 49, 147, 1067639, 3202917, 7473473, 22420419, 52314311, 156942933]

約数ペア:

[(1, 156942933), (3, 52314311), (7, 22420419), (21, 7473473), (49, 3202917), (147, 1067639)]