131555788

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{51631}}^1$

素因数の和:51662

約数の個数: 36

約数和(自身を含む): 288416352

約数和(自身を除く): 156860564

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 51631, 103262, 206524, 361417, 671203, 722834, 1342406, 1445668, 2529919, 2684812, 4698421, 5059838, 9396842, 10119676, 18793684, 32888947, 65777894, 131555788]

約数ペア:

[(1, 131555788), (2, 65777894), (4, 32888947), (7, 18793684), (13, 10119676), (14, 9396842), (26, 5059838), (28, 4698421), (49, 2684812), (52, 2529919), (91, 1445668), (98, 1342406), (182, 722834), (196, 671203), (364, 361417), (637, 206524), (1274, 103262), (2548, 51631)]