28292418

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 77500800

約数和(自身を除く): 49208382

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 137, 149, 154, 198, 231, 274, 298, 411, 447, 462, 693, 822, 894, 959, 1043, 1233, 1341, 1386, 1507, 1639, 1918, 2086, 2466, 2682, 2877, 3014, 3129, 3278, 4521, 4917, 5754, 6258, 8631, 9042, 9387, 9834, 10549, 11473, 13563, 14751, 17262, 18774, 20413, 21098, 22946, 27126, 29502, 31647, 34419, 40826, 61239, 63294, 68838, 94941, 103257, 122478, 142891, 183717, 189882, 206514, 224543, 285782, 367434, 428673, 449086, 673629, 857346, 1286019, 1347258, 1571801, 2020887, 2572038, 3143602, 4041774, 4715403, 9430806, 14146209, 28292418]

約数ペア:

[(1, 28292418), (2, 14146209), (3, 9430806), (6, 4715403), (7, 4041774), (9, 3143602), (11, 2572038), (14, 2020887), (18, 1571801), (21, 1347258), (22, 1286019), (33, 857346), (42, 673629), (63, 449086), (66, 428673), (77, 367434), (99, 285782), (126, 224543), (137, 206514), (149, 189882), (154, 183717), (198, 142891), (231, 122478), (274, 103257), (298, 94941), (411, 68838), (447, 63294), (462, 61239), (693, 40826), (822, 34419), (894, 31647), (959, 29502), (1043, 27126), (1233, 22946), (1341, 21098), (1386, 20413), (1507, 18774), (1639, 17262), (1918, 14751), (2086, 13563), (2466, 11473), (2682, 10549), (2877, 9834), (3014, 9387), (3129, 9042), (3278, 8631), (4521, 6258), (4917, 5754)]