27390181

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 8172059

約数列:

[1, 7, 13, 29, 91, 97, 107, 203, 377, 679, 749, 1261, 1391, 2639, 2813, 3103, 8827, 9737, 10379, 19691, 21721, 36569, 40339, 72653, 134927, 255983, 282373, 300991, 944489, 2106937, 3912883, 27390181]

約数ペア:

[(1, 27390181), (7, 3912883), (13, 2106937), (29, 944489), (91, 300991), (97, 282373), (107, 255983), (203, 134927), (377, 72653), (679, 40339), (749, 36569), (1261, 21721), (1391, 19691), (2639, 10379), (2813, 9737), (3103, 8827)]