54789865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{27191}}^1$

素因数の和:27240

約数の個数: 16

約数和(自身を含む): 73092096

約数和(自身を除く): 18302231

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 27191, 135955, 353483, 842921, 1767415, 4214605, 10957973, 54789865]

約数ペア:

[(1, 54789865), (5, 10957973), (13, 4214605), (31, 1767415), (65, 842921), (155, 353483), (403, 135955), (2015, 27191)]