28248889725

素因数分解:

$3^5\times 5^2\times 7^1\times {\mathrm{664289}}^1$

素因数の和:664321

約数の個数: 72

約数和(自身を含む): 59966786880

約数和(自身を除く): 31717897155

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, 1215, 1575, 1701, 2025, 2835, 4725, 6075, 8505, 14175, 42525, 664289, 1992867, 3321445, 4650023, 5978601, 9964335, 13950069, 16607225, 17935803, 23250115, 29893005, 41850207, 49821675, 53807409, 69750345, 89679015, 116250575, 125550621, 149465025, 161422227, 209251035, 269037045, 348751725, 376651863, 448395075, 627753105, 807111135, 1046255175, 1129955589, 1345185225, 1883259315, 3138765525, 4035555675, 5649777945, 9416296575, 28248889725]

約数ペア:

[(1, 28248889725), (3, 9416296575), (5, 5649777945), (7, 4035555675), (9, 3138765525), (15, 1883259315), (21, 1345185225), (25, 1129955589), (27, 1046255175), (35, 807111135), (45, 627753105), (63, 448395075), (75, 376651863), (81, 348751725), (105, 269037045), (135, 209251035), (175, 161422227), (189, 149465025), (225, 125550621), (243, 116250575), (315, 89679015), (405, 69750345), (525, 53807409), (567, 49821675), (675, 41850207), (945, 29893005), (1215, 23250115), (1575, 17935803), (1701, 16607225), (2025, 13950069), (2835, 9964335), (4725, 5978601), (6075, 4650023), (8505, 3321445), (14175, 1992867), (42525, 664289)]