26976663

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 46665216

約数和(自身を除く): 19688553

約数列:

[1, 3, 7, 9, 21, 37, 63, 71, 111, 163, 213, 259, 333, 489, 497, 639, 777, 1141, 1467, 1491, 2331, 2627, 3423, 4473, 6031, 7881, 10269, 11573, 18093, 18389, 23643, 34719, 42217, 54279, 55167, 81011, 104157, 126651, 165501, 243033, 379953, 428201, 729099, 1284603, 2997407, 3853809, 8992221, 26976663]

約数ペア:

[(1, 26976663), (3, 8992221), (7, 3853809), (9, 2997407), (21, 1284603), (37, 729099), (63, 428201), (71, 379953), (111, 243033), (163, 165501), (213, 126651), (259, 104157), (333, 81011), (489, 55167), (497, 54279), (639, 42217), (777, 34719), (1141, 23643), (1467, 18389), (1491, 18093), (2331, 11573), (2627, 10269), (3423, 7881), (4473, 6031)]