28575645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8779}}^1$

素因数の和:8825

約数の個数: 32

約数和(自身を含む): 53944320

約数和(自身を除く): 25368675

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 8779, 26337, 43895, 61453, 131685, 184359, 272149, 307265, 816447, 921795, 1360745, 1905043, 4082235, 5715129, 9525215, 28575645]

約数ペア:

[(1, 28575645), (3, 9525215), (5, 5715129), (7, 4082235), (15, 1905043), (21, 1360745), (31, 921795), (35, 816447), (93, 307265), (105, 272149), (155, 184359), (217, 131685), (465, 61453), (651, 43895), (1085, 26337), (3255, 8779)]