399145274

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{30803}}^1$

素因数の和:30866

約数の個数: 32

約数和(自身を含む): 709724160

約数和(自身を除く): 310578886

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 209, 341, 418, 589, 682, 1178, 6479, 12958, 30803, 61606, 338833, 585257, 677666, 954893, 1170514, 1909786, 6437827, 10503823, 12875654, 18142967, 21007646, 36285934, 199572637, 399145274]

約数ペア:

[(1, 399145274), (2, 199572637), (11, 36285934), (19, 21007646), (22, 18142967), (31, 12875654), (38, 10503823), (62, 6437827), (209, 1909786), (341, 1170514), (418, 954893), (589, 677666), (682, 585257), (1178, 338833), (6479, 61606), (12958, 30803)]