20160863793

素因数分解:

$3^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{279977}}^1$

素因数の和:280123

約数の個数: 40

約数和(自身を含む): 34690394112

約数和(自身を除く): 14529530319

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 127, 189, 381, 567, 889, 1143, 2667, 3429, 8001, 10287, 24003, 72009, 279977, 839931, 1959839, 2519793, 5879517, 7559379, 17638551, 22678137, 35557079, 52915653, 106671237, 158746959, 248899553, 320013711, 746698659, 960041133, 2240095977, 2880123399, 6720287931, 20160863793]

約数ペア:

[(1, 20160863793), (3, 6720287931), (7, 2880123399), (9, 2240095977), (21, 960041133), (27, 746698659), (63, 320013711), (81, 248899553), (127, 158746959), (189, 106671237), (381, 52915653), (567, 35557079), (889, 22678137), (1143, 17638551), (2667, 7559379), (3429, 5879517), (8001, 2519793), (10287, 1959839), (24003, 839931), (72009, 279977)]