27138904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{260951}}^1$

素因数の和:260970

約数の個数: 16

約数和(自身を含む): 54799920

約数和(自身を除く): 27661016

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 260951, 521902, 1043804, 2087608, 3392363, 6784726, 13569452, 27138904]

約数ペア:

[(1, 27138904), (2, 13569452), (4, 6784726), (8, 3392363), (13, 2087608), (26, 1043804), (52, 521902), (104, 260951)]