25725518

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 48698496

約数和(自身を除く): 22972978

約数列:

[1, 2, 7, 13, 14, 26, 83, 91, 131, 166, 169, 182, 262, 338, 581, 917, 1079, 1162, 1183, 1703, 1834, 2158, 2366, 3406, 7553, 10873, 11921, 14027, 15106, 21746, 22139, 23842, 28054, 44278, 76111, 98189, 141349, 152222, 154973, 196378, 282698, 309946, 989443, 1837537, 1978886, 3675074, 12862759, 25725518]

約数ペア:

[(1, 25725518), (2, 12862759), (7, 3675074), (13, 1978886), (14, 1837537), (26, 989443), (83, 309946), (91, 282698), (131, 196378), (166, 154973), (169, 152222), (182, 141349), (262, 98189), (338, 76111), (581, 44278), (917, 28054), (1079, 23842), (1162, 22139), (1183, 21746), (1703, 15106), (1834, 14027), (2158, 11921), (2366, 10873), (3406, 7553)]