251012865

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{6691}}^1$

素因数の和:6801

約数の個数: 32

約数和(自身を含む): 418223232

約数和(自身を除く): 167210367

約数列:

[1, 3, 5, 15, 41, 61, 123, 183, 205, 305, 615, 915, 2501, 6691, 7503, 12505, 20073, 33455, 37515, 100365, 274331, 408151, 822993, 1224453, 1371655, 2040755, 4114965, 6122265, 16734191, 50202573, 83670955, 251012865]

約数ペア:

[(1, 251012865), (3, 83670955), (5, 50202573), (15, 16734191), (41, 6122265), (61, 4114965), (123, 2040755), (183, 1371655), (205, 1224453), (305, 822993), (615, 408151), (915, 274331), (2501, 100365), (6691, 37515), (7503, 33455), (12505, 20073)]