1289302

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:196

約数の個数: 32

約数和(自身を含む): 2407680

約数和(自身を除く): 1118378

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 131, 133, 259, 262, 266, 518, 703, 917, 1406, 1834, 2489, 4847, 4921, 4978, 9694, 9842, 17423, 33929, 34846, 67858, 92093, 184186, 644651, 1289302]

約数ペア:

[(1, 1289302), (2, 644651), (7, 184186), (14, 92093), (19, 67858), (37, 34846), (38, 33929), (74, 17423), (131, 9842), (133, 9694), (259, 4978), (262, 4921), (266, 4847), (518, 2489), (703, 1834), (917, 1406)]