12480819

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 18270720

約数和(自身を除く): 5789901

約数列:

[1, 3, 13, 39, 103, 169, 239, 309, 507, 717, 1339, 3107, 4017, 9321, 17407, 24617, 40391, 52221, 73851, 121173, 320021, 960063, 4160273, 12480819]

約数ペア:

[(1, 12480819), (3, 4160273), (13, 960063), (39, 320021), (103, 121173), (169, 73851), (239, 52221), (309, 40391), (507, 24617), (717, 17407), (1339, 9321), (3107, 4017)]