155340978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1991551}}^1$

素因数の和:1991569

約数の個数: 16

約数和(自身を含む): 334580736

約数和(自身を除く): 179239758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1991551, 3983102, 5974653, 11949306, 25890163, 51780326, 77670489, 155340978]

約数ペア:

[(1, 155340978), (2, 77670489), (3, 51780326), (6, 25890163), (13, 11949306), (26, 5974653), (39, 3983102), (78, 1991551)]