2187955

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5683}}^1$

素因数の和:5706

約数の個数: 16

約数和(自身を含む): 3273984

約数和(自身を除く): 1086029

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 5683, 28415, 39781, 62513, 198905, 312565, 437591, 2187955]

約数ペア:

[(1, 2187955), (5, 437591), (7, 312565), (11, 198905), (35, 62513), (55, 39781), (77, 28415), (385, 5683)]