156939408969

素因数分解:

$3^1\times 7^2\times {\mathrm{1321}}^1\times {\mathrm{808187}}^1$

素因数の和:809525

約数の個数: 24

約数和(自身を含む): 243600794208

約数和(自身を除く): 86661385239

約数列:

[1, 3, 7, 21, 49, 147, 1321, 3963, 9247, 27741, 64729, 194187, 808187, 2424561, 5657309, 16971927, 39601163, 118803489, 1067615027, 3202845081, 7473305189, 22419915567, 52313136323, 156939408969]

約数ペア:

[(1, 156939408969), (3, 52313136323), (7, 22419915567), (21, 7473305189), (49, 3202845081), (147, 1067615027), (1321, 118803489), (3963, 39601163), (9247, 16971927), (27741, 5657309), (64729, 2424561), (194187, 808187)]