31424792

素因数分解:

$2^3\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1997}}^1$

素因数の和:2291

約数の個数: 32

約数和(自身を含む): 67612320

約数和(自身を除く): 36187528

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 281, 562, 1124, 1967, 1997, 2248, 3934, 3994, 7868, 7988, 13979, 15736, 15976, 27958, 55916, 111832, 561157, 1122314, 2244628, 3928099, 4489256, 7856198, 15712396, 31424792]

約数ペア:

[(1, 31424792), (2, 15712396), (4, 7856198), (7, 4489256), (8, 3928099), (14, 2244628), (28, 1122314), (56, 561157), (281, 111832), (562, 55916), (1124, 27958), (1967, 15976), (1997, 15736), (2248, 13979), (3934, 7988), (3994, 7868)]