26401011

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 44833536

約数和(自身を除く): 18432525

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 169, 173, 273, 301, 507, 519, 559, 903, 1183, 1211, 1677, 2249, 3549, 3633, 3913, 6747, 7267, 7439, 11739, 15743, 21801, 22317, 29237, 47229, 50869, 52073, 87711, 96707, 152607, 156219, 204659, 290121, 613977, 676949, 1257191, 2030847, 3771573, 8800337, 26401011]

約数ペア:

[(1, 26401011), (3, 8800337), (7, 3771573), (13, 2030847), (21, 1257191), (39, 676949), (43, 613977), (91, 290121), (129, 204659), (169, 156219), (173, 152607), (273, 96707), (301, 87711), (507, 52073), (519, 50869), (559, 47229), (903, 29237), (1183, 22317), (1211, 21801), (1677, 15743), (2249, 11739), (3549, 7439), (3633, 7267), (3913, 6747)]