254548086

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 567231168

約数和(自身を除く): 312683082

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 193, 222, 386, 457, 481, 579, 914, 962, 1158, 1371, 1443, 2509, 2742, 2886, 5018, 5941, 7141, 7527, 11882, 14282, 15054, 16909, 17823, 21423, 33818, 35646, 42846, 50727, 88201, 92833, 101454, 176402, 185666, 219817, 264603, 278499, 439634, 529206, 556998, 659451, 1146613, 1318902, 2293226, 3263437, 3439839, 6526874, 6879678, 9790311, 19580622, 42424681, 84849362, 127274043, 254548086]

約数ペア:

[(1, 254548086), (2, 127274043), (3, 84849362), (6, 42424681), (13, 19580622), (26, 9790311), (37, 6879678), (39, 6526874), (74, 3439839), (78, 3263437), (111, 2293226), (193, 1318902), (222, 1146613), (386, 659451), (457, 556998), (481, 529206), (579, 439634), (914, 278499), (962, 264603), (1158, 219817), (1371, 185666), (1443, 176402), (2509, 101454), (2742, 92833), (2886, 88201), (5018, 50727), (5941, 42846), (7141, 35646), (7527, 33818), (11882, 21423), (14282, 17823), (15054, 16909)]