1288894330

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1276133}}^1$

素因数の和:1276241

約数の個数: 16

約数和(自身を含む): 2342982024

約数和(自身を除く): 1054087694

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 1276133, 2552266, 6380665, 12761330, 128889433, 257778866, 644447165, 1288894330]

約数ペア:

[(1, 1288894330), (2, 644447165), (5, 257778866), (10, 128889433), (101, 12761330), (202, 6380665), (505, 2552266), (1010, 1276133)]