156974503635

素因数分解:

$3^4\times 5^1\times {\mathrm{387591367}}^1$

素因数の和:387591384

約数の個数: 20

約数和(自身を含む): 281391333168

約数和(自身を除く): 124416829533

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 387591367, 1162774101, 1937956835, 3488322303, 5813870505, 10464966909, 17441611515, 31394900727, 52324834545, 156974503635]

約数ペア:

[(1, 156974503635), (3, 52324834545), (5, 31394900727), (9, 17441611515), (15, 10464966909), (27, 5813870505), (45, 3488322303), (81, 1937956835), (135, 1162774101), (405, 387591367)]