1898074059

素因数分解:

$3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{136739}}^1$

素因数の和:137410

約数の個数: 16

約数和(自身を含む): 2896700160

約数和(自身を除く): 998626101

約数列:

[1, 3, 7, 21, 661, 1983, 4627, 13881, 136739, 410217, 957173, 2871519, 90384479, 271153437, 632691353, 1898074059]

約数ペア:

[(1, 1898074059), (3, 632691353), (7, 271153437), (21, 90384479), (661, 2871519), (1983, 957173), (4627, 410217), (13881, 136739)]