12496239

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1427}}^1$

素因数の和:1579

約数の個数: 24

約数和(自身を含む): 20791680

約数和(自身を除く): 8295441

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 1427, 2919, 4281, 8757, 9989, 12843, 29967, 89901, 198353, 595059, 1388471, 1785177, 4165413, 12496239]

約数ペア:

[(1, 12496239), (3, 4165413), (7, 1785177), (9, 1388471), (21, 595059), (63, 198353), (139, 89901), (417, 29967), (973, 12843), (1251, 9989), (1427, 8757), (2919, 4281)]