277205859

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{5507}}^1$

素因数の和:5584

約数の個数: 48

約数和(自身を含む): 494926848

約数和(自身を除く): 217720989

約数列:

[1, 3, 7, 9, 17, 21, 47, 51, 63, 119, 141, 153, 329, 357, 423, 799, 987, 1071, 2397, 2961, 5507, 5593, 7191, 16521, 16779, 38549, 49563, 50337, 93619, 115647, 258829, 280857, 346941, 655333, 776487, 842571, 1811803, 1965999, 2329461, 4400093, 5435409, 5897997, 13200279, 16306227, 30800651, 39600837, 92401953, 277205859]

約数ペア:

[(1, 277205859), (3, 92401953), (7, 39600837), (9, 30800651), (17, 16306227), (21, 13200279), (47, 5897997), (51, 5435409), (63, 4400093), (119, 2329461), (141, 1965999), (153, 1811803), (329, 842571), (357, 776487), (423, 655333), (799, 346941), (987, 280857), (1071, 258829), (2397, 115647), (2961, 93619), (5507, 50337), (5593, 49563), (7191, 38549), (16521, 16779)]