131498172

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{280979}}^1$

素因数の和:281002

約数の個数: 36

約数和(自身を含む): 357968520

約数和(自身を除く): 226470348

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 280979, 561958, 842937, 1123916, 1685874, 2528811, 3371748, 3652727, 5057622, 7305454, 10115244, 10958181, 14610908, 21916362, 32874543, 43832724, 65749086, 131498172]

約数ペア:

[(1, 131498172), (2, 65749086), (3, 43832724), (4, 32874543), (6, 21916362), (9, 14610908), (12, 10958181), (13, 10115244), (18, 7305454), (26, 5057622), (36, 3652727), (39, 3371748), (52, 2528811), (78, 1685874), (117, 1123916), (156, 842937), (234, 561958), (468, 280979)]