756945

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{89}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 1572480

約数和(自身を除く): 815535

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 89, 105, 135, 189, 243, 267, 315, 405, 445, 567, 623, 801, 945, 1215, 1335, 1701, 1869, 2403, 2835, 3115, 4005, 5607, 7209, 8505, 9345, 12015, 16821, 21627, 28035, 36045, 50463, 84105, 108135, 151389, 252315, 756945]

約数ペア:

[(1, 756945), (3, 252315), (5, 151389), (7, 108135), (9, 84105), (15, 50463), (21, 36045), (27, 28035), (35, 21627), (45, 16821), (63, 12015), (81, 9345), (89, 8505), (105, 7209), (135, 5607), (189, 4005), (243, 3115), (267, 2835), (315, 2403), (405, 1869), (445, 1701), (567, 1335), (623, 1215), (801, 945)]