71853171

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 105799680

約数和(自身を除く): 33946509

約数列:

[1, 3, 13, 39, 89, 127, 163, 267, 381, 489, 1157, 1651, 2119, 3471, 4953, 6357, 11303, 14507, 20701, 33909, 43521, 62103, 146939, 188591, 269113, 440817, 565773, 807339, 1842389, 5527167, 23951057, 71853171]

約数ペア:

[(1, 71853171), (3, 23951057), (13, 5527167), (39, 1842389), (89, 807339), (127, 565773), (163, 440817), (267, 269113), (381, 188591), (489, 146939), (1157, 62103), (1651, 43521), (2119, 33909), (3471, 20701), (4953, 14507), (6357, 11303)]