55814997

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1583}}^1$

素因数の和:1689

約数の個数: 32

約数和(自身を含む): 90021888

約数和(自身を除く): 34206891

約数列:

[1, 3, 7, 21, 23, 69, 73, 161, 219, 483, 511, 1533, 1583, 1679, 4749, 5037, 11081, 11753, 33243, 35259, 36409, 109227, 115559, 254863, 346677, 764589, 808913, 2426739, 2657857, 7973571, 18604999, 55814997]

約数ペア:

[(1, 55814997), (3, 18604999), (7, 7973571), (21, 2657857), (23, 2426739), (69, 808913), (73, 764589), (161, 346677), (219, 254863), (483, 115559), (511, 109227), (1533, 36409), (1583, 35259), (1679, 33243), (4749, 11753), (5037, 11081)]