138927258

素因数分解:

$2^1\times 3^3\times {\mathrm{109}}^1\times {\mathrm{23603}}^1$

素因数の和:23723

約数の個数: 32

約数和(自身を含む): 311572800

約数和(自身を除く): 172645542

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 109, 218, 327, 654, 981, 1962, 2943, 5886, 23603, 47206, 70809, 141618, 212427, 424854, 637281, 1274562, 2572727, 5145454, 7718181, 15436362, 23154543, 46309086, 69463629, 138927258]

約数ペア:

[(1, 138927258), (2, 69463629), (3, 46309086), (6, 23154543), (9, 15436362), (18, 7718181), (27, 5145454), (54, 2572727), (109, 1274562), (218, 637281), (327, 424854), (654, 212427), (981, 141618), (1962, 70809), (2943, 47206), (5886, 23603)]