1261575

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{89}}^1$

素因数の和:118

約数の個数: 60

約数和(自身を含む): 2700720

約数和(自身を除く): 1439145

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 89, 105, 135, 175, 189, 225, 267, 315, 405, 445, 525, 567, 623, 675, 801, 945, 1335, 1575, 1869, 2025, 2225, 2403, 2835, 3115, 4005, 4725, 5607, 6675, 7209, 9345, 12015, 14175, 15575, 16821, 20025, 28035, 36045, 46725, 50463, 60075, 84105, 140175, 180225, 252315, 420525, 1261575]

約数ペア:

[(1, 1261575), (3, 420525), (5, 252315), (7, 180225), (9, 140175), (15, 84105), (21, 60075), (25, 50463), (27, 46725), (35, 36045), (45, 28035), (63, 20025), (75, 16821), (81, 15575), (89, 14175), (105, 12015), (135, 9345), (175, 7209), (189, 6675), (225, 5607), (267, 4725), (315, 4005), (405, 3115), (445, 2835), (525, 2403), (567, 2225), (623, 2025), (675, 1869), (801, 1575), (945, 1335)]