3987225

素因数分解:

$3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1$

素因数の和:212

約数の個数: 60

約数和(自身を含む): 8102160

約数和(自身を除く): 4114935

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 135, 165, 179, 225, 275, 297, 405, 495, 537, 675, 825, 891, 895, 1485, 1611, 1969, 2025, 2475, 2685, 4455, 4475, 4833, 5907, 7425, 8055, 9845, 13425, 14499, 17721, 22275, 24165, 29535, 40275, 49225, 53163, 72495, 88605, 120825, 147675, 159489, 265815, 362475, 443025, 797445, 1329075, 3987225]

約数ペア:

[(1, 3987225), (3, 1329075), (5, 797445), (9, 443025), (11, 362475), (15, 265815), (25, 159489), (27, 147675), (33, 120825), (45, 88605), (55, 72495), (75, 53163), (81, 49225), (99, 40275), (135, 29535), (165, 24165), (179, 22275), (225, 17721), (275, 14499), (297, 13425), (405, 9845), (495, 8055), (537, 7425), (675, 5907), (825, 4833), (891, 4475), (895, 4455), (1485, 2685), (1611, 2475), (1969, 2025)]