55431404

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{27883}}^1$

素因数の和:27965

約数の個数: 24

約数和(自身を含む): 112428288

約数和(自身を除く): 56996884

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 27883, 55766, 111532, 195181, 390362, 780724, 1979693, 3959386, 7918772, 13857851, 27715702, 55431404]

約数ペア:

[(1, 55431404), (2, 27715702), (4, 13857851), (7, 7918772), (14, 3959386), (28, 1979693), (71, 780724), (142, 390362), (284, 195181), (497, 111532), (994, 55766), (1988, 27883)]