2139554305

素因数分解:

$5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{320053}}^1$

素因数の和:320256

約数の個数: 16

約数和(自身を含む): 2949617664

約数和(自身を除く): 810063359

約数列:

[1, 5, 7, 35, 191, 955, 1337, 6685, 320053, 1600265, 2240371, 11201855, 61130123, 305650615, 427910861, 2139554305]

約数ペア:

[(1, 2139554305), (5, 427910861), (7, 305650615), (35, 61130123), (191, 11201855), (955, 2240371), (1337, 1600265), (6685, 320053)]