211103669065

素因数分解:

$5^1\times {\mathrm{401}}^1\times {\mathrm{1597}}^1\times {\mathrm{65929}}^1$

素因数の和:67932

約数の個数: 16

約数和(自身を含む): 254119009680

約数和(自身を除く): 43015340615

約数列:

[1, 5, 401, 1597, 2005, 7985, 65929, 329645, 640397, 3201985, 26437529, 105288613, 132187645, 526443065, 42220733813, 211103669065]

約数ペア:

[(1, 211103669065), (5, 42220733813), (401, 526443065), (1597, 132187645), (2005, 105288613), (7985, 26437529), (65929, 3201985), (329645, 640397)]