8457498

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:288

約数の個数: 72

約数和(自身を含む): 21909888

約数和(自身を除く): 13452390

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 49, 63, 86, 98, 126, 129, 147, 223, 258, 294, 301, 387, 441, 446, 602, 669, 774, 882, 903, 1338, 1561, 1806, 2007, 2107, 2709, 3122, 4014, 4214, 4683, 5418, 6321, 9366, 9589, 10927, 12642, 14049, 18963, 19178, 21854, 28098, 28767, 32781, 37926, 57534, 65562, 67123, 86301, 98343, 134246, 172602, 196686, 201369, 402738, 469861, 604107, 939722, 1208214, 1409583, 2819166, 4228749, 8457498]

約数ペア:

[(1, 8457498), (2, 4228749), (3, 2819166), (6, 1409583), (7, 1208214), (9, 939722), (14, 604107), (18, 469861), (21, 402738), (42, 201369), (43, 196686), (49, 172602), (63, 134246), (86, 98343), (98, 86301), (126, 67123), (129, 65562), (147, 57534), (223, 37926), (258, 32781), (294, 28767), (301, 28098), (387, 21854), (441, 19178), (446, 18963), (602, 14049), (669, 12642), (774, 10927), (882, 9589), (903, 9366), (1338, 6321), (1561, 5418), (1806, 4683), (2007, 4214), (2107, 4014), (2709, 3122)]