1140378421

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{1790233}}^1$

素因数の和:1790260

約数の個数: 12

約数和(自身を含む): 1428606732

約数和(自身を除く): 288228311

約数列:

[1, 7, 13, 49, 91, 637, 1790233, 12531631, 23273029, 87721417, 162911203, 1140378421]

約数ペア:

[(1, 1140378421), (7, 162911203), (13, 87721417), (49, 23273029), (91, 12531631), (637, 1790233)]