42907725

素因数分解:

$3^5\times 5^2\times 7^1\times {\mathrm{1009}}^1$

素因数の和:1041

約数の個数: 72

約数和(自身を含む): 91174720

約数和(自身を除く): 48266995

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, 945, 1009, 1215, 1575, 1701, 2025, 2835, 3027, 4725, 5045, 6075, 7063, 8505, 9081, 14175, 15135, 21189, 25225, 27243, 35315, 42525, 45405, 63567, 75675, 81729, 105945, 136215, 176575, 190701, 227025, 245187, 317835, 408645, 529725, 572103, 681075, 953505, 1225935, 1589175, 1716309, 2043225, 2860515, 4767525, 6129675, 8581545, 14302575, 42907725]

約数ペア:

[(1, 42907725), (3, 14302575), (5, 8581545), (7, 6129675), (9, 4767525), (15, 2860515), (21, 2043225), (25, 1716309), (27, 1589175), (35, 1225935), (45, 953505), (63, 681075), (75, 572103), (81, 529725), (105, 408645), (135, 317835), (175, 245187), (189, 227025), (225, 190701), (243, 176575), (315, 136215), (405, 105945), (525, 81729), (567, 75675), (675, 63567), (945, 45405), (1009, 42525), (1215, 35315), (1575, 27243), (1701, 25225), (2025, 21189), (2835, 15135), (3027, 14175), (4725, 9081), (5045, 8505), (6075, 7063)]