27778569

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1049}}^1$

素因数の和:1169

約数の個数: 32

約数和(自身を含む): 46099200

約数和(自身を除く): 18320631

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 679, 1049, 1261, 2037, 3147, 3783, 7343, 8827, 13637, 22029, 26481, 40911, 95459, 101753, 286377, 305259, 712271, 1322789, 2136813, 3968367, 9259523, 27778569]

約数ペア:

[(1, 27778569), (3, 9259523), (7, 3968367), (13, 2136813), (21, 1322789), (39, 712271), (91, 305259), (97, 286377), (273, 101753), (291, 95459), (679, 40911), (1049, 26481), (1261, 22029), (2037, 13637), (3147, 8827), (3783, 7343)]