26388131

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1061}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 36702720

約数和(自身を除く): 10314589

約数列:

[1, 7, 11, 17, 19, 77, 119, 133, 187, 209, 323, 1061, 1309, 1463, 2261, 3553, 7427, 11671, 18037, 20159, 24871, 81697, 126259, 141113, 198407, 221749, 342703, 1388849, 1552243, 2398921, 3769733, 26388131]

約数ペア:

[(1, 26388131), (7, 3769733), (11, 2398921), (17, 1552243), (19, 1388849), (77, 342703), (119, 221749), (133, 198407), (187, 141113), (209, 126259), (323, 81697), (1061, 24871), (1309, 20159), (1463, 18037), (2261, 11671), (3553, 7427)]