279854003

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1999}}^1$

素因数の和:2123

約数の個数: 24

約数和(自身を含む): 335160000

約数和(自身を除く): 55305997

約数列:

[1, 11, 13, 89, 121, 143, 979, 1157, 1573, 1999, 10769, 12727, 21989, 25987, 139997, 177911, 241879, 285857, 1957021, 2312843, 3144427, 21527231, 25441273, 279854003]

約数ペア:

[(1, 279854003), (11, 25441273), (13, 21527231), (89, 3144427), (121, 2312843), (143, 1957021), (979, 285857), (1157, 241879), (1573, 177911), (1999, 139997), (10769, 25987), (12727, 21989)]