51772791

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{383}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 81543168

約数和(自身を除く): 29770377

約数列:

[1, 3, 7, 21, 41, 123, 157, 287, 383, 471, 861, 1099, 1149, 2681, 3297, 6437, 8043, 15703, 19311, 45059, 47109, 60131, 109921, 135177, 180393, 329763, 420917, 1262751, 2465371, 7396113, 17257597, 51772791]

約数ペア:

[(1, 51772791), (3, 17257597), (7, 7396113), (21, 2465371), (41, 1262751), (123, 420917), (157, 329763), (287, 180393), (383, 135177), (471, 109921), (861, 60131), (1099, 47109), (1149, 45059), (2681, 19311), (3297, 15703), (6437, 8043)]