28732725

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{2027}}^1$

素因数の和:2056

約数の個数: 60

約数和(自身を含む): 60856224

約数和(自身を除く): 32123499

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 225, 315, 405, 525, 567, 675, 945, 1575, 2025, 2027, 2835, 4725, 6081, 10135, 14175, 14189, 18243, 30405, 42567, 50675, 54729, 70945, 91215, 127701, 152025, 164187, 212835, 273645, 354725, 383103, 456075, 638505, 820935, 1064175, 1149309, 1368225, 1915515, 3192525, 4104675, 5746545, 9577575, 28732725]

約数ペア:

[(1, 28732725), (3, 9577575), (5, 5746545), (7, 4104675), (9, 3192525), (15, 1915515), (21, 1368225), (25, 1149309), (27, 1064175), (35, 820935), (45, 638505), (63, 456075), (75, 383103), (81, 354725), (105, 273645), (135, 212835), (175, 164187), (189, 152025), (225, 127701), (315, 91215), (405, 70945), (525, 54729), (567, 50675), (675, 42567), (945, 30405), (1575, 18243), (2025, 14189), (2027, 14175), (2835, 10135), (4725, 6081)]