12981705

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2713}}^1$

素因数の和:2761

約数の個数: 32

約数和(自身を含む): 23448960

約数和(自身を除く): 10467255

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 2713, 4785, 8139, 13565, 29843, 40695, 78677, 89529, 149215, 236031, 393385, 447645, 865447, 1180155, 2596341, 4327235, 12981705]

約数ペア:

[(1, 12981705), (3, 4327235), (5, 2596341), (11, 1180155), (15, 865447), (29, 447645), (33, 393385), (55, 236031), (87, 149215), (145, 89529), (165, 78677), (319, 40695), (435, 29843), (957, 13565), (1595, 8139), (2713, 4785)]