68914391

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 87736320

約数和(自身を除く): 18821929

約数列:

[1, 7, 13, 67, 89, 91, 127, 469, 623, 871, 889, 1157, 1651, 5963, 6097, 8099, 8509, 11303, 11557, 41741, 59563, 77519, 79121, 110617, 146939, 542633, 757301, 774319, 1028573, 5301107, 9844913, 68914391]

約数ペア:

[(1, 68914391), (7, 9844913), (13, 5301107), (67, 1028573), (89, 774319), (91, 757301), (127, 542633), (469, 146939), (623, 110617), (871, 79121), (889, 77519), (1157, 59563), (1651, 41741), (5963, 11557), (6097, 11303), (8099, 8509)]