679454253

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{15971}}^1$

素因数の和:16169

約数の個数: 24

約数和(自身を含む): 1021569120

約数和(自身を除く): 342114867

約数列:

[1, 3, 9, 29, 87, 163, 261, 489, 1467, 4727, 14181, 15971, 42543, 47913, 143739, 463159, 1389477, 2603273, 4168431, 7809819, 23429457, 75494917, 226484751, 679454253]

約数ペア:

[(1, 679454253), (3, 226484751), (9, 75494917), (29, 23429457), (87, 7809819), (163, 4168431), (261, 2603273), (489, 1389477), (1467, 463159), (4727, 143739), (14181, 47913), (15971, 42543)]