1540374921

素因数分解:

$3^3\times {\mathrm{641}}^1\times {\mathrm{89003}}^1$

素因数の和:89653

約数の個数: 16

約数和(自身を含む): 2285622720

約数和(自身を除く): 745247799

約数列:

[1, 3, 9, 27, 641, 1923, 5769, 17307, 89003, 267009, 801027, 2403081, 57050923, 171152769, 513458307, 1540374921]

約数ペア:

[(1, 1540374921), (3, 513458307), (9, 171152769), (27, 57050923), (641, 2403081), (1923, 801027), (5769, 267009), (17307, 89003)]