71199723

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^2\times {\mathrm{71}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 118734336

約数和(自身を除く): 47534613

約数列:

[1, 3, 7, 17, 21, 51, 53, 71, 119, 159, 213, 357, 371, 497, 901, 1113, 1207, 1491, 2703, 2809, 3621, 3763, 6307, 8427, 8449, 11289, 18921, 19663, 25347, 26341, 47753, 58989, 63971, 79023, 143259, 191913, 199439, 334271, 447797, 598317, 1002813, 1343391, 1396073, 3390463, 4188219, 10171389, 23733241, 71199723]

約数ペア:

[(1, 71199723), (3, 23733241), (7, 10171389), (17, 4188219), (21, 3390463), (51, 1396073), (53, 1343391), (71, 1002813), (119, 598317), (159, 447797), (213, 334271), (357, 199439), (371, 191913), (497, 143259), (901, 79023), (1113, 63971), (1207, 58989), (1491, 47753), (2703, 26341), (2809, 25347), (3621, 19663), (3763, 18921), (6307, 11289), (8427, 8449)]