138996913

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 177759360

約数和(自身を除く): 38762447

約数列:

[1, 11, 17, 19, 29, 71, 187, 209, 319, 323, 361, 493, 551, 781, 1207, 1349, 2059, 3553, 3971, 5423, 6061, 6137, 9367, 10469, 13277, 14839, 22649, 22933, 25631, 35003, 39121, 67507, 103037, 115159, 177973, 252263, 281941, 385033, 430331, 435727, 665057, 743299, 1957703, 4792997, 7315627, 8176289, 12636083, 138996913]

約数ペア:

[(1, 138996913), (11, 12636083), (17, 8176289), (19, 7315627), (29, 4792997), (71, 1957703), (187, 743299), (209, 665057), (319, 435727), (323, 430331), (361, 385033), (493, 281941), (551, 252263), (781, 177973), (1207, 115159), (1349, 103037), (2059, 67507), (3553, 39121), (3971, 35003), (5423, 25631), (6061, 22933), (6137, 22649), (9367, 14839), (10469, 13277)]