1850289

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:365

約数の個数: 24

約数和(自身を含む): 2949408

約数和(自身を除く): 1099119

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 307, 861, 921, 2009, 2149, 6027, 6447, 12587, 15043, 37761, 45129, 88109, 264327, 616763, 1850289]

約数ペア:

[(1, 1850289), (3, 616763), (7, 264327), (21, 88109), (41, 45129), (49, 37761), (123, 15043), (147, 12587), (287, 6447), (307, 6027), (861, 2149), (921, 2009)]