85868638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 140493600

約数和(自身を除く): 54624962

約数列:

[1, 2, 19, 37, 38, 74, 157, 314, 389, 703, 778, 1406, 2983, 5809, 5966, 7391, 11618, 14393, 14782, 28786, 61073, 110371, 122146, 220742, 273467, 546934, 1160387, 2259701, 2320774, 4519402, 42934319, 85868638]

約数ペア:

[(1, 85868638), (2, 42934319), (19, 4519402), (37, 2320774), (38, 2259701), (74, 1160387), (157, 546934), (314, 273467), (389, 220742), (703, 122146), (778, 110371), (1406, 61073), (2983, 28786), (5809, 14782), (5966, 14393), (7391, 11618)]