7500171

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 12128256

約数和(自身を除く): 4628085

約数列:

[1, 3, 7, 21, 31, 41, 93, 123, 217, 281, 287, 651, 843, 861, 1271, 1967, 3813, 5901, 8711, 8897, 11521, 26133, 26691, 34563, 60977, 80647, 182931, 241941, 357151, 1071453, 2500057, 7500171]

約数ペア:

[(1, 7500171), (3, 2500057), (7, 1071453), (21, 357151), (31, 241941), (41, 182931), (93, 80647), (123, 60977), (217, 34563), (281, 26691), (287, 26133), (651, 11521), (843, 8897), (861, 8711), (1271, 5901), (1967, 3813)]