12824487

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:685

約数の個数: 40

約数和(自身を含む): 21750960

約数和(自身を除く): 8926473

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 641, 741, 1053, 1539, 1923, 2223, 5769, 6669, 8333, 12179, 17307, 20007, 24999, 36537, 51921, 74997, 109611, 158327, 224991, 328833, 474981, 674973, 986499, 1424943, 4274829, 12824487]

約数ペア:

[(1, 12824487), (3, 4274829), (9, 1424943), (13, 986499), (19, 674973), (27, 474981), (39, 328833), (57, 224991), (81, 158327), (117, 109611), (171, 74997), (247, 51921), (351, 36537), (513, 24999), (641, 20007), (741, 17307), (1053, 12179), (1539, 8333), (1923, 6669), (2223, 5769)]