57269989

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{157}}^1$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 69691904

約数和(自身を除く): 12421915

約数列:

[1, 7, 31, 41, 157, 217, 287, 1099, 1271, 1681, 4867, 6437, 8897, 11767, 34069, 45059, 52111, 199547, 263917, 364777, 1396829, 1847419, 8181427, 57269989]

約数ペア:

[(1, 57269989), (7, 8181427), (31, 1847419), (41, 1396829), (157, 364777), (217, 263917), (287, 199547), (1099, 52111), (1271, 45059), (1681, 34069), (4867, 11767), (6437, 8897)]