61720863

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 88077072

約数和(自身を除く): 26356209

約数列:

[1, 3, 17, 51, 257, 277, 289, 771, 831, 867, 4369, 4709, 13107, 14127, 71189, 74273, 80053, 213567, 222819, 240159, 1210213, 3630639, 20573621, 61720863]

約数ペア:

[(1, 61720863), (3, 20573621), (17, 3630639), (51, 1210213), (257, 240159), (277, 222819), (289, 213567), (771, 80053), (831, 74273), (867, 71189), (4369, 14127), (4709, 13107)]