16580837

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 21665280

約数和(自身を除く): 5084443

約数列:

[1, 7, 13, 29, 61, 91, 103, 203, 377, 427, 721, 793, 1339, 1769, 2639, 2987, 5551, 6283, 9373, 12383, 20909, 22997, 38831, 43981, 81679, 160979, 182207, 271817, 571753, 1275449, 2368691, 16580837]

約数ペア:

[(1, 16580837), (7, 2368691), (13, 1275449), (29, 571753), (61, 271817), (91, 182207), (103, 160979), (203, 81679), (377, 43981), (427, 38831), (721, 22997), (793, 20909), (1339, 12383), (1769, 9373), (2639, 6283), (2987, 5551)]