15967490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 36391680

約数和(自身を除く): 20424190

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 89, 110, 154, 178, 233, 385, 445, 466, 623, 770, 890, 979, 1165, 1246, 1631, 1958, 2330, 2563, 3115, 3262, 4895, 5126, 6230, 6853, 8155, 9790, 12815, 13706, 16310, 17941, 20737, 25630, 34265, 35882, 41474, 68530, 89705, 103685, 145159, 179410, 207370, 228107, 290318, 456214, 725795, 1140535, 1451590, 1596749, 2281070, 3193498, 7983745, 15967490]

約数ペア:

[(1, 15967490), (2, 7983745), (5, 3193498), (7, 2281070), (10, 1596749), (11, 1451590), (14, 1140535), (22, 725795), (35, 456214), (55, 290318), (70, 228107), (77, 207370), (89, 179410), (110, 145159), (154, 103685), (178, 89705), (233, 68530), (385, 41474), (445, 35882), (466, 34265), (623, 25630), (770, 20737), (890, 17941), (979, 16310), (1165, 13706), (1246, 12815), (1631, 9790), (1958, 8155), (2330, 6853), (2563, 6230), (3115, 5126), (3262, 4895)]