25181982

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:363

約数の個数: 96

約数和(自身を含む): 67415040

約数和(自身を除く): 42233058

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 49, 54, 62, 63, 93, 98, 126, 147, 186, 189, 217, 279, 294, 307, 378, 434, 441, 558, 614, 651, 837, 882, 921, 1302, 1323, 1519, 1674, 1842, 1953, 2149, 2646, 2763, 3038, 3906, 4298, 4557, 5526, 5859, 6447, 8289, 9114, 9517, 11718, 12894, 13671, 15043, 16578, 19034, 19341, 27342, 28551, 30086, 38682, 41013, 45129, 57102, 58023, 66619, 82026, 85653, 90258, 116046, 133238, 135387, 171306, 199857, 256959, 270774, 399714, 406161, 466333, 513918, 599571, 812322, 932666, 1199142, 1398999, 1798713, 2797998, 3597426, 4196997, 8393994, 12590991, 25181982]

約数ペア:

[(1, 25181982), (2, 12590991), (3, 8393994), (6, 4196997), (7, 3597426), (9, 2797998), (14, 1798713), (18, 1398999), (21, 1199142), (27, 932666), (31, 812322), (42, 599571), (49, 513918), (54, 466333), (62, 406161), (63, 399714), (93, 270774), (98, 256959), (126, 199857), (147, 171306), (186, 135387), (189, 133238), (217, 116046), (279, 90258), (294, 85653), (307, 82026), (378, 66619), (434, 58023), (441, 57102), (558, 45129), (614, 41013), (651, 38682), (837, 30086), (882, 28551), (921, 27342), (1302, 19341), (1323, 19034), (1519, 16578), (1674, 15043), (1842, 13671), (1953, 12894), (2149, 11718), (2646, 9517), (2763, 9114), (3038, 8289), (3906, 6447), (4298, 5859), (4557, 5526)]