898023

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 1436400

約数和(自身を除く): 538377

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 149, 287, 447, 861, 1043, 2009, 3129, 6027, 6109, 7301, 18327, 21903, 42763, 128289, 299341, 898023]

約数ペア:

[(1, 898023), (3, 299341), (7, 128289), (21, 42763), (41, 21903), (49, 18327), (123, 7301), (147, 6109), (149, 6027), (287, 3129), (447, 2009), (861, 1043)]