212316657

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{8971}}^1$

素因数の和:9018

約数の個数: 32

約数和(自身を含む): 344524800

約数和(自身を除く): 132208143

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 343, 483, 1029, 1127, 3381, 7889, 8971, 23667, 26913, 62797, 188391, 206333, 439579, 618999, 1318737, 1444331, 3077053, 4332993, 9231159, 10110317, 30330951, 70772219, 212316657]

約数ペア:

[(1, 212316657), (3, 70772219), (7, 30330951), (21, 10110317), (23, 9231159), (49, 4332993), (69, 3077053), (147, 1444331), (161, 1318737), (343, 618999), (483, 439579), (1029, 206333), (1127, 188391), (3381, 62797), (7889, 26913), (8971, 23667)]