28213950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{239}}^1\times {\mathrm{787}}^1$

素因数の和:1041

約数の個数: 48

約数和(自身を含む): 70352640

約数和(自身を除く): 42138690

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 239, 478, 717, 787, 1195, 1434, 1574, 2361, 2390, 3585, 3935, 4722, 5975, 7170, 7870, 11805, 11950, 17925, 19675, 23610, 35850, 39350, 59025, 118050, 188093, 376186, 564279, 940465, 1128558, 1880930, 2821395, 4702325, 5642790, 9404650, 14106975, 28213950]

約数ペア:

[(1, 28213950), (2, 14106975), (3, 9404650), (5, 5642790), (6, 4702325), (10, 2821395), (15, 1880930), (25, 1128558), (30, 940465), (50, 564279), (75, 376186), (150, 188093), (239, 118050), (478, 59025), (717, 39350), (787, 35850), (1195, 23610), (1434, 19675), (1574, 17925), (2361, 11950), (2390, 11805), (3585, 7870), (3935, 7170), (4722, 5975)]