157044333579

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{393594821}}^1$

素因数の和:393594850

約数の個数: 16

約数和(自身を含む): 251900686080

約数和(自身を除く): 94856352501

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 393594821, 1180784463, 2755163747, 7478301599, 8265491241, 22434904797, 52348111193, 157044333579]

約数ペア:

[(1, 157044333579), (3, 52348111193), (7, 22434904797), (19, 8265491241), (21, 7478301599), (57, 2755163747), (133, 1180784463), (399, 393594821)]