661794

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{2251}}^1$

素因数の和:2270

約数の個数: 24

約数和(自身を含む): 1540368

約数和(自身を除く): 878574

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 2251, 4502, 6753, 13506, 15757, 31514, 47271, 94542, 110299, 220598, 330897, 661794]

約数ペア:

[(1, 661794), (2, 330897), (3, 220598), (6, 110299), (7, 94542), (14, 47271), (21, 31514), (42, 15757), (49, 13506), (98, 6753), (147, 4502), (294, 2251)]