260921804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{35089}}^1$

素因数の和:35130

約数の個数: 36

約数和(自身を含む): 539403480

約数和(自身を除く): 278481676

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 286, 338, 572, 676, 1859, 3718, 7436, 35089, 70178, 140356, 385979, 456157, 771958, 912314, 1543916, 1824628, 5017727, 5930041, 10035454, 11860082, 20070908, 23720164, 65230451, 130460902, 260921804]

約数ペア:

[(1, 260921804), (2, 130460902), (4, 65230451), (11, 23720164), (13, 20070908), (22, 11860082), (26, 10035454), (44, 5930041), (52, 5017727), (143, 1824628), (169, 1543916), (286, 912314), (338, 771958), (572, 456157), (676, 385979), (1859, 140356), (3718, 70178), (7436, 35089)]