11561290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{6841}}^1$

素因数の和:6874

約数の個数: 24

約数和(自身を含む): 22537548

約数和(自身を除く): 10976258

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 6841, 13682, 34205, 68410, 88933, 177866, 444665, 889330, 1156129, 2312258, 5780645, 11561290]

約数ペア:

[(1, 11561290), (2, 5780645), (5, 2312258), (10, 1156129), (13, 889330), (26, 444665), (65, 177866), (130, 88933), (169, 68410), (338, 34205), (845, 13682), (1690, 6841)]