127575

素因数分解:

$3^6\times 5^2\times 7^1$

素因数の和:35

約数の個数: 42

約数和(自身を含む): 271064

約数和(自身を除く): 143489

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 225, 243, 315, 405, 525, 567, 675, 729, 945, 1215, 1575, 1701, 2025, 2835, 3645, 4725, 5103, 6075, 8505, 14175, 18225, 25515, 42525, 127575]

約数ペア:

[(1, 127575), (3, 42525), (5, 25515), (7, 18225), (9, 14175), (15, 8505), (21, 6075), (25, 5103), (27, 4725), (35, 3645), (45, 2835), (63, 2025), (75, 1701), (81, 1575), (105, 1215), (135, 945), (175, 729), (189, 675), (225, 567), (243, 525), (315, 405)]