27472905

素因数分解:

$3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1867}}^1$

素因数の和:1990

約数の個数: 32

約数和(自身を含む): 49315200

約数和(自身を除く): 21842295

約数列:

[1, 3, 5, 9, 15, 27, 45, 109, 135, 327, 545, 981, 1635, 1867, 2943, 4905, 5601, 9335, 14715, 16803, 28005, 50409, 84015, 203503, 252045, 610509, 1017515, 1831527, 3052545, 5494581, 9157635, 27472905]

約数ペア:

[(1, 27472905), (3, 9157635), (5, 5494581), (9, 3052545), (15, 1831527), (27, 1017515), (45, 610509), (109, 252045), (135, 203503), (327, 84015), (545, 50409), (981, 28005), (1635, 16803), (1867, 14715), (2943, 9335), (4905, 5601)]