211552803

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:454

約数の個数: 80

約数和(自身を含む): 398939904

約数和(自身を除く): 187387101

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 107, 189, 231, 297, 317, 321, 567, 693, 749, 891, 951, 963, 1177, 2079, 2219, 2247, 2853, 2889, 3487, 3531, 6237, 6657, 6741, 8239, 8559, 8667, 10461, 10593, 19971, 20223, 24409, 24717, 25677, 31383, 31779, 33919, 59913, 60669, 73227, 74151, 94149, 95337, 101757, 179739, 219681, 222453, 237433, 282447, 305271, 373109, 659043, 667359, 712299, 915813, 1119327, 1977129, 2136897, 2611763, 2747439, 3357981, 6410691, 7835289, 10073943, 19232073, 23505867, 30221829, 70517601, 211552803]

約数ペア:

[(1, 211552803), (3, 70517601), (7, 30221829), (9, 23505867), (11, 19232073), (21, 10073943), (27, 7835289), (33, 6410691), (63, 3357981), (77, 2747439), (81, 2611763), (99, 2136897), (107, 1977129), (189, 1119327), (231, 915813), (297, 712299), (317, 667359), (321, 659043), (567, 373109), (693, 305271), (749, 282447), (891, 237433), (951, 222453), (963, 219681), (1177, 179739), (2079, 101757), (2219, 95337), (2247, 94149), (2853, 74151), (2889, 73227), (3487, 60669), (3531, 59913), (6237, 33919), (6657, 31779), (6741, 31383), (8239, 25677), (8559, 24717), (8667, 24409), (10461, 20223), (10593, 19971)]