27901293

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 44140800

約数和(自身を除く): 16239507

約数列:

[1, 3, 7, 21, 37, 111, 149, 241, 259, 447, 723, 777, 1043, 1687, 3129, 5061, 5513, 8917, 16539, 26751, 35909, 38591, 62419, 107727, 115773, 187257, 251363, 754089, 1328633, 3985899, 9300431, 27901293]

約数ペア:

[(1, 27901293), (3, 9300431), (7, 3985899), (21, 1328633), (37, 754089), (111, 251363), (149, 187257), (241, 115773), (259, 107727), (447, 62419), (723, 38591), (777, 35909), (1043, 26751), (1687, 16539), (3129, 8917), (5061, 5513)]