561652

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1543}}^1$

素因数の和:1567

約数の個数: 24

約数和(自身を含む): 1210496

約数和(自身を除く): 648844

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1543, 3086, 6172, 10801, 20059, 21602, 40118, 43204, 80236, 140413, 280826, 561652]

約数ペア:

[(1, 561652), (2, 280826), (4, 140413), (7, 80236), (13, 43204), (14, 40118), (26, 21602), (28, 20059), (52, 10801), (91, 6172), (182, 3086), (364, 1543)]