15281216

素因数分解:

$2^6\times {\mathrm{113}}^1\times {\mathrm{2113}}^1$

素因数の和:2238

約数の個数: 28

約数和(自身を含む): 30606492

約数和(自身を除く): 15325276

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 226, 452, 904, 1808, 2113, 3616, 4226, 7232, 8452, 16904, 33808, 67616, 135232, 238769, 477538, 955076, 1910152, 3820304, 7640608, 15281216]

約数ペア:

[(1, 15281216), (2, 7640608), (4, 3820304), (8, 1910152), (16, 955076), (32, 477538), (64, 238769), (113, 135232), (226, 67616), (452, 33808), (904, 16904), (1808, 8452), (2113, 7232), (3616, 4226)]