12541665

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 21461760

約数和(自身を除く): 8920095

約数列:

[1, 3, 5, 15, 17, 51, 85, 137, 255, 359, 411, 685, 1077, 1795, 2055, 2329, 5385, 6103, 6987, 11645, 18309, 30515, 34935, 49183, 91545, 147549, 245915, 737745, 836111, 2508333, 4180555, 12541665]

約数ペア:

[(1, 12541665), (3, 4180555), (5, 2508333), (15, 836111), (17, 737745), (51, 245915), (85, 147549), (137, 91545), (255, 49183), (359, 34935), (411, 30515), (685, 18309), (1077, 11645), (1795, 6987), (2055, 6103), (2329, 5385)]