127979684

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1231}}^1$

素因数の和:1368

約数の個数: 48

約数和(自身を含む): 264929280

約数和(自身を除く): 136949596

約数列:

[1, 2, 4, 7, 14, 28, 47, 79, 94, 158, 188, 316, 329, 553, 658, 1106, 1231, 1316, 2212, 2462, 3713, 4924, 7426, 8617, 14852, 17234, 25991, 34468, 51982, 57857, 97249, 103964, 115714, 194498, 231428, 388996, 404999, 680743, 809998, 1361486, 1619996, 2722972, 4570703, 9141406, 18282812, 31994921, 63989842, 127979684]

約数ペア:

[(1, 127979684), (2, 63989842), (4, 31994921), (7, 18282812), (14, 9141406), (28, 4570703), (47, 2722972), (79, 1619996), (94, 1361486), (158, 809998), (188, 680743), (316, 404999), (329, 388996), (553, 231428), (658, 194498), (1106, 115714), (1231, 103964), (1316, 97249), (2212, 57857), (2462, 51982), (3713, 34468), (4924, 25991), (7426, 17234), (8617, 14852)]