28114736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7951}}^1$

素因数の和:7989

約数の個数: 40

約数和(自身を含む): 62121024

約数和(自身を除く): 34006288

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 7951, 15902, 31804, 63608, 103363, 127216, 135167, 206726, 270334, 413452, 540668, 826904, 1081336, 1653808, 1757171, 2162672, 3514342, 7028684, 14057368, 28114736]

約数ペア:

[(1, 28114736), (2, 14057368), (4, 7028684), (8, 3514342), (13, 2162672), (16, 1757171), (17, 1653808), (26, 1081336), (34, 826904), (52, 540668), (68, 413452), (104, 270334), (136, 206726), (208, 135167), (221, 127216), (272, 103363), (442, 63608), (884, 31804), (1768, 15902), (3536, 7951)]