28102256

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19301}}^1$

素因数の和:19329

約数の個数: 40

約数和(自身を含む): 67016544

約数和(自身を除く): 38914288

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19301, 38602, 77204, 135107, 154408, 250913, 270214, 308816, 501826, 540428, 1003652, 1080856, 1756391, 2007304, 2161712, 3512782, 4014608, 7025564, 14051128, 28102256]

約数ペア:

[(1, 28102256), (2, 14051128), (4, 7025564), (7, 4014608), (8, 3512782), (13, 2161712), (14, 2007304), (16, 1756391), (26, 1080856), (28, 1003652), (52, 540428), (56, 501826), (91, 308816), (104, 270214), (112, 250913), (182, 154408), (208, 135107), (364, 77204), (728, 38602), (1456, 19301)]