187825869

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1249}}^1$

素因数の和:1311

約数の個数: 72

約数和(自身を含む): 355680000

約数和(自身を除く): 167854131

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 49, 63, 77, 93, 99, 147, 217, 231, 279, 341, 441, 539, 651, 693, 1023, 1249, 1519, 1617, 1953, 2387, 3069, 3747, 4557, 4851, 7161, 8743, 11241, 13671, 13739, 16709, 21483, 26229, 38719, 41217, 50127, 61201, 78687, 96173, 116157, 123651, 150381, 183603, 271033, 288519, 348471, 425909, 550809, 673211, 813099, 865557, 1277727, 1897231, 2019633, 2439297, 2981363, 3833181, 5691693, 6058899, 8944089, 17075079, 20869541, 26832267, 62608623, 187825869]

約数ペア:

[(1, 187825869), (3, 62608623), (7, 26832267), (9, 20869541), (11, 17075079), (21, 8944089), (31, 6058899), (33, 5691693), (49, 3833181), (63, 2981363), (77, 2439297), (93, 2019633), (99, 1897231), (147, 1277727), (217, 865557), (231, 813099), (279, 673211), (341, 550809), (441, 425909), (539, 348471), (651, 288519), (693, 271033), (1023, 183603), (1249, 150381), (1519, 123651), (1617, 116157), (1953, 96173), (2387, 78687), (3069, 61201), (3747, 50127), (4557, 41217), (4851, 38719), (7161, 26229), (8743, 21483), (11241, 16709), (13671, 13739)]