68319251

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 92606976

約数和(自身を除く): 24287725

約数列:

[1, 7, 11, 13, 77, 91, 131, 143, 521, 917, 1001, 1441, 1703, 3647, 5731, 6773, 10087, 11921, 18733, 40117, 47411, 68251, 74503, 131131, 477757, 521521, 750761, 887263, 5255327, 6210841, 9759893, 68319251]

約数ペア:

[(1, 68319251), (7, 9759893), (11, 6210841), (13, 5255327), (77, 887263), (91, 750761), (131, 521521), (143, 477757), (521, 131131), (917, 74503), (1001, 68251), (1441, 47411), (1703, 40117), (3647, 18733), (5731, 11921), (6773, 10087)]