338544381

素因数分解:

$3^1\times 7^2\times {\mathrm{487}}^1\times {\mathrm{4729}}^1$

素因数の和:5233

約数の個数: 24

約数和(自身を含む): 526278720

約数和(自身を除く): 187734339

約数列:

[1, 3, 7, 21, 49, 147, 487, 1461, 3409, 4729, 10227, 14187, 23863, 33103, 71589, 99309, 231721, 695163, 2303023, 6909069, 16121161, 48363483, 112848127, 338544381]

約数ペア:

[(1, 338544381), (3, 112848127), (7, 48363483), (21, 16121161), (49, 6909069), (147, 2303023), (487, 695163), (1461, 231721), (3409, 99309), (4729, 71589), (10227, 33103), (14187, 23863)]