814979711

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 1146534480

約数和(自身を除く): 331554769

約数列:

[1, 7, 13, 17, 19, 49, 91, 119, 133, 221, 233, 247, 289, 323, 637, 833, 931, 1547, 1631, 1729, 2023, 2261, 3029, 3757, 3961, 4199, 4427, 5491, 10829, 11417, 12103, 14161, 15827, 21203, 26299, 27727, 29393, 30989, 38437, 51493, 57551, 67337, 71383, 75259, 148421, 184093, 194089, 205751, 216923, 269059, 360451, 402857, 471359, 499681, 526813, 875381, 978367, 1279403, 2523157, 2819999, 3299513, 3497767, 3687691, 6127667, 6848569, 8955821, 16632239, 42893669, 47939983, 62690747, 116425673, 814979711]

約数ペア:

[(1, 814979711), (7, 116425673), (13, 62690747), (17, 47939983), (19, 42893669), (49, 16632239), (91, 8955821), (119, 6848569), (133, 6127667), (221, 3687691), (233, 3497767), (247, 3299513), (289, 2819999), (323, 2523157), (637, 1279403), (833, 978367), (931, 875381), (1547, 526813), (1631, 499681), (1729, 471359), (2023, 402857), (2261, 360451), (3029, 269059), (3757, 216923), (3961, 205751), (4199, 194089), (4427, 184093), (5491, 148421), (10829, 75259), (11417, 71383), (12103, 67337), (14161, 57551), (15827, 51493), (21203, 38437), (26299, 30989), (27727, 29393)]