291229708

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11969}}^1$

素因数の和:12070

約数の個数: 48

約数和(自身を含む): 643507200

約数和(自身を除く): 352277492

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 79, 154, 158, 308, 316, 553, 869, 1106, 1738, 2212, 3476, 6083, 11969, 12166, 23938, 24332, 47876, 83783, 131659, 167566, 263318, 335132, 526636, 921613, 945551, 1843226, 1891102, 3686452, 3782204, 6618857, 10401061, 13237714, 20802122, 26475428, 41604244, 72807427, 145614854, 291229708]

約数ペア:

[(1, 291229708), (2, 145614854), (4, 72807427), (7, 41604244), (11, 26475428), (14, 20802122), (22, 13237714), (28, 10401061), (44, 6618857), (77, 3782204), (79, 3686452), (154, 1891102), (158, 1843226), (308, 945551), (316, 921613), (553, 526636), (869, 335132), (1106, 263318), (1738, 167566), (2212, 131659), (3476, 83783), (6083, 47876), (11969, 24332), (12166, 23938)]