217084925

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1693}}^1$

素因数の和:1949

約数の個数: 24

約数和(自身を含む): 282315264

約数和(自身を除く): 65230339

約数列:

[1, 5, 23, 25, 115, 223, 575, 1115, 1693, 5129, 5575, 8465, 25645, 38939, 42325, 128225, 194695, 377539, 973475, 1887695, 8683397, 9438475, 43416985, 217084925]

約数ペア:

[(1, 217084925), (5, 43416985), (23, 9438475), (25, 8683397), (115, 1887695), (223, 973475), (575, 377539), (1115, 194695), (1693, 128225), (5129, 42325), (5575, 38939), (8465, 25645)]