27398955

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 45391104

約数和(自身を除く): 17992149

約数列:

[1, 3, 5, 15, 43, 107, 129, 215, 321, 397, 535, 645, 1191, 1605, 1985, 4601, 5955, 13803, 17071, 23005, 42479, 51213, 69015, 85355, 127437, 212395, 256065, 637185, 1826597, 5479791, 9132985, 27398955]

約数ペア:

[(1, 27398955), (3, 9132985), (5, 5479791), (15, 1826597), (43, 637185), (107, 256065), (129, 212395), (215, 127437), (321, 85355), (397, 69015), (535, 51213), (645, 42479), (1191, 23005), (1605, 17071), (1985, 13803), (4601, 5955)]