39980787

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10181}}^1$

素因数の和:10219

約数の個数: 32

約数和(自身を含む): 70377984

約数和(自身を除く): 30397197

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 10181, 30543, 71267, 111991, 173077, 213801, 335973, 519231, 783937, 1211539, 1903847, 2351811, 3634617, 5711541, 13326929, 39980787]

約数ペア:

[(1, 39980787), (3, 13326929), (7, 5711541), (11, 3634617), (17, 2351811), (21, 1903847), (33, 1211539), (51, 783937), (77, 519231), (119, 335973), (187, 213801), (231, 173077), (357, 111991), (561, 71267), (1309, 30543), (3927, 10181)]