17216655

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 28775424

約数和(自身を除く): 11558769

約数列:

[1, 3, 5, 15, 37, 67, 111, 185, 201, 335, 463, 555, 1005, 1389, 2315, 2479, 6945, 7437, 12395, 17131, 31021, 37185, 51393, 85655, 93063, 155105, 256965, 465315, 1147777, 3443331, 5738885, 17216655]

約数ペア:

[(1, 17216655), (3, 5738885), (5, 3443331), (15, 1147777), (37, 465315), (67, 256965), (111, 155105), (185, 93063), (201, 85655), (335, 51393), (463, 37185), (555, 31021), (1005, 17131), (1389, 12395), (2315, 7437), (2479, 6945)]