247007189

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 313061760

約数和(自身を除く): 66054571

約数列:

[1, 11, 13, 23, 53, 109, 143, 169, 253, 299, 583, 689, 1199, 1219, 1417, 1859, 2507, 3289, 3887, 5777, 7579, 8957, 13409, 15587, 15847, 18421, 27577, 32591, 42757, 63547, 75101, 98527, 132871, 174317, 202631, 206011, 358501, 423683, 826111, 976313, 1461581, 1727323, 2266121, 4660513, 10739443, 19000553, 22455199, 247007189]

約数ペア:

[(1, 247007189), (11, 22455199), (13, 19000553), (23, 10739443), (53, 4660513), (109, 2266121), (143, 1727323), (169, 1461581), (253, 976313), (299, 826111), (583, 423683), (689, 358501), (1199, 206011), (1219, 202631), (1417, 174317), (1859, 132871), (2507, 98527), (3289, 75101), (3887, 63547), (5777, 42757), (7579, 32591), (8957, 27577), (13409, 18421), (15587, 15847)]