90203715

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1439}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 179712000

約数和(自身を除く): 89508285

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 199, 315, 597, 995, 1393, 1439, 1791, 2985, 4179, 4317, 6965, 7195, 8955, 10073, 12537, 12951, 20895, 21585, 30219, 50365, 62685, 64755, 90657, 151095, 286361, 453285, 859083, 1431805, 2004527, 2577249, 4295415, 6013581, 10022635, 12886245, 18040743, 30067905, 90203715]

約数ペア:

[(1, 90203715), (3, 30067905), (5, 18040743), (7, 12886245), (9, 10022635), (15, 6013581), (21, 4295415), (35, 2577249), (45, 2004527), (63, 1431805), (105, 859083), (199, 453285), (315, 286361), (597, 151095), (995, 90657), (1393, 64755), (1439, 62685), (1791, 50365), (2985, 30219), (4179, 21585), (4317, 20895), (6965, 12951), (7195, 12537), (8955, 10073)]