15275001

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 24208128

約数和(自身を除く): 8933127

約数列:

[1, 3, 7, 21, 41, 113, 123, 157, 287, 339, 471, 791, 861, 1099, 2373, 3297, 4633, 6437, 13899, 17741, 19311, 32431, 45059, 53223, 97293, 124187, 135177, 372561, 727381, 2182143, 5091667, 15275001]

約数ペア:

[(1, 15275001), (3, 5091667), (7, 2182143), (21, 727381), (41, 372561), (113, 135177), (123, 124187), (157, 97293), (287, 53223), (339, 45059), (471, 32431), (791, 19311), (861, 17741), (1099, 13899), (2373, 6437), (3297, 4633)]