43139257

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 52141320

約数和(自身を除く): 9002063

約数列:

[1, 7, 41, 49, 109, 197, 287, 763, 1379, 2009, 4469, 5341, 8077, 9653, 21473, 31283, 56539, 150311, 218981, 395773, 880393, 1052177, 6162751, 43139257]

約数ペア:

[(1, 43139257), (7, 6162751), (41, 1052177), (49, 880393), (109, 395773), (197, 218981), (287, 150311), (763, 56539), (1379, 31283), (2009, 21473), (4469, 9653), (5341, 8077)]