2661197

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:161

約数の個数: 32

約数和(自身を含む): 3732480

約数和(自身を除く): 1071283

約数列:

[1, 7, 11, 17, 19, 77, 107, 119, 133, 187, 209, 323, 749, 1177, 1309, 1463, 1819, 2033, 2261, 3553, 8239, 12733, 14231, 20009, 22363, 24871, 34561, 140063, 156541, 241927, 380171, 2661197]

約数ペア:

[(1, 2661197), (7, 380171), (11, 241927), (17, 156541), (19, 140063), (77, 34561), (107, 24871), (119, 22363), (133, 20009), (187, 14231), (209, 12733), (323, 8239), (749, 3553), (1177, 2261), (1309, 2033), (1463, 1819)]