261316006

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{2131}}^1$

素因数の和:2620

約数の個数: 32

約数和(自身を含む): 472792320

約数和(自身を除く): 211476314

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 461, 922, 2131, 3227, 4262, 6454, 8759, 14917, 17518, 29834, 40489, 61313, 80978, 122626, 283423, 566846, 982391, 1964782, 6876737, 13753474, 18665429, 37330858, 130658003, 261316006]

約数ペア:

[(1, 261316006), (2, 130658003), (7, 37330858), (14, 18665429), (19, 13753474), (38, 6876737), (133, 1964782), (266, 982391), (461, 566846), (922, 283423), (2131, 122626), (3227, 80978), (4262, 61313), (6454, 40489), (8759, 29834), (14917, 17518)]