28861434

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:873

約数の個数: 80

約数和(自身を含む): 76386816

約数和(自身を除く): 47525382

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 81, 93, 126, 162, 186, 189, 217, 279, 378, 434, 558, 567, 651, 821, 837, 1134, 1302, 1642, 1674, 1953, 2463, 2511, 3906, 4926, 5022, 5747, 5859, 7389, 11494, 11718, 14778, 17241, 17577, 22167, 25451, 34482, 35154, 44334, 50902, 51723, 66501, 76353, 103446, 133002, 152706, 155169, 178157, 229059, 310338, 356314, 458118, 465507, 534471, 687177, 931014, 1068942, 1374354, 1603413, 2061531, 3206826, 4123062, 4810239, 9620478, 14430717, 28861434]

約数ペア:

[(1, 28861434), (2, 14430717), (3, 9620478), (6, 4810239), (7, 4123062), (9, 3206826), (14, 2061531), (18, 1603413), (21, 1374354), (27, 1068942), (31, 931014), (42, 687177), (54, 534471), (62, 465507), (63, 458118), (81, 356314), (93, 310338), (126, 229059), (162, 178157), (186, 155169), (189, 152706), (217, 133002), (279, 103446), (378, 76353), (434, 66501), (558, 51723), (567, 50902), (651, 44334), (821, 35154), (837, 34482), (1134, 25451), (1302, 22167), (1642, 17577), (1674, 17241), (1953, 14778), (2463, 11718), (2511, 11494), (3906, 7389), (4926, 5859), (5022, 5747)]