217468505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{6577}}^1$

素因数の和:6988

約数の個数: 16

約数和(自身を含む): 277065360

約数和(自身を除く): 59596855

約数列:

[1, 5, 17, 85, 389, 1945, 6577, 6613, 32885, 33065, 111809, 559045, 2558453, 12792265, 43493701, 217468505]

約数ペア:

[(1, 217468505), (5, 43493701), (17, 12792265), (85, 2558453), (389, 559045), (1945, 111809), (6577, 33065), (6613, 32885)]