28103418

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3329}}^1$

素因数の和:3411

約数の個数: 48

約数和(自身を含む): 70649280

約数和(自身を除く): 42545862

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 402, 469, 603, 938, 1206, 1407, 2814, 3329, 4221, 6658, 8442, 9987, 19974, 23303, 29961, 46606, 59922, 69909, 139818, 209727, 223043, 419454, 446086, 669129, 1338258, 1561301, 2007387, 3122602, 4014774, 4683903, 9367806, 14051709, 28103418]

約数ペア:

[(1, 28103418), (2, 14051709), (3, 9367806), (6, 4683903), (7, 4014774), (9, 3122602), (14, 2007387), (18, 1561301), (21, 1338258), (42, 669129), (63, 446086), (67, 419454), (126, 223043), (134, 209727), (201, 139818), (402, 69909), (469, 59922), (603, 46606), (938, 29961), (1206, 23303), (1407, 19974), (2814, 9987), (3329, 8442), (4221, 6658)]