138840226

素因数分解:

$2^1\times 7^4\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1056

約数の個数: 40

約数和(自身を含む): 251585820

約数和(自身を除く): 112745594

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 343, 406, 686, 997, 1421, 1994, 2401, 2842, 4802, 6979, 9947, 13958, 19894, 28913, 48853, 57826, 69629, 97706, 139258, 202391, 341971, 404782, 683942, 1416737, 2393797, 2833474, 4787594, 9917159, 19834318, 69420113, 138840226]

約数ペア:

[(1, 138840226), (2, 69420113), (7, 19834318), (14, 9917159), (29, 4787594), (49, 2833474), (58, 2393797), (98, 1416737), (203, 683942), (343, 404782), (406, 341971), (686, 202391), (997, 139258), (1421, 97706), (1994, 69629), (2401, 57826), (2842, 48853), (4802, 28913), (6979, 19894), (9947, 13958)]