129875805

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6823}}^1$

素因数の和:6887

約数の個数: 40

約数和(自身を含む): 237802752

約数和(自身を除く): 107926947

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 1269, 2115, 3807, 6345, 6823, 19035, 20469, 34115, 61407, 102345, 184221, 307035, 320681, 552663, 921105, 962043, 1603405, 2763315, 2886129, 4810215, 8658387, 14430645, 25975161, 43291935, 129875805]

約数ペア:

[(1, 129875805), (3, 43291935), (5, 25975161), (9, 14430645), (15, 8658387), (27, 4810215), (45, 2886129), (47, 2763315), (81, 1603405), (135, 962043), (141, 921105), (235, 552663), (405, 320681), (423, 307035), (705, 184221), (1269, 102345), (2115, 61407), (3807, 34115), (6345, 20469), (6823, 19035)]