137780257

素因数分解:

${\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{541}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 148915584

約数和(自身を除く): 11135327

約数列:

[1, 17, 71, 211, 541, 1207, 3587, 9197, 14981, 38411, 114151, 254677, 652987, 1940567, 8104721, 137780257]

約数ペア:

[(1, 137780257), (17, 8104721), (71, 1940567), (211, 652987), (541, 254677), (1207, 114151), (3587, 38411), (9197, 14981)]