28449855

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2441}}^1$

素因数の和:2496

約数の個数: 48

約数和(自身を含む): 57904704

約数和(自身を除く): 29454849

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 37, 45, 63, 105, 111, 185, 259, 315, 333, 555, 777, 1295, 1665, 2331, 2441, 3885, 7323, 11655, 12205, 17087, 21969, 36615, 51261, 85435, 90317, 109845, 153783, 256305, 270951, 451585, 632219, 768915, 812853, 1354755, 1896657, 3161095, 4064265, 5689971, 9483285, 28449855]

約数ペア:

[(1, 28449855), (3, 9483285), (5, 5689971), (7, 4064265), (9, 3161095), (15, 1896657), (21, 1354755), (35, 812853), (37, 768915), (45, 632219), (63, 451585), (105, 270951), (111, 256305), (185, 153783), (259, 109845), (315, 90317), (333, 85435), (555, 51261), (777, 36615), (1295, 21969), (1665, 17087), (2331, 12205), (2441, 11655), (3885, 7323)]