64863238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{21211}}^1$

素因数の和:21363

約数の個数: 16

約数和(自身を含む): 106908480

約数和(自身を除く): 42045242

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 21211, 42422, 233321, 466642, 2948329, 5896658, 32431619, 64863238]

約数ペア:

[(1, 64863238), (2, 32431619), (11, 5896658), (22, 2948329), (139, 466642), (278, 233321), (1529, 42422), (3058, 21211)]