278962882

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{2143}}^1$

素因数の和:2314

約数の個数: 32

約数和(自身を含む): 468969984

約数和(自身を除く): 190007102

約数列:

[1, 2, 11, 22, 61, 97, 122, 194, 671, 1067, 1342, 2134, 2143, 4286, 5917, 11834, 23573, 47146, 65087, 130174, 130723, 207871, 261446, 415742, 1437953, 2286581, 2875906, 4573162, 12680131, 25360262, 139481441, 278962882]

約数ペア:

[(1, 278962882), (2, 139481441), (11, 25360262), (22, 12680131), (61, 4573162), (97, 2875906), (122, 2286581), (194, 1437953), (671, 415742), (1067, 261446), (1342, 207871), (2134, 130723), (2143, 130174), (4286, 65087), (5917, 47146), (11834, 23573)]