81421748

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{28549}}^1$

素因数の和:28607

約数の個数: 24

約数和(自身を含む): 153484800

約数和(自身を除く): 72063052

約数列:

[1, 2, 4, 23, 31, 46, 62, 92, 124, 713, 1426, 2852, 28549, 57098, 114196, 656627, 885019, 1313254, 1770038, 2626508, 3540076, 20355437, 40710874, 81421748]

約数ペア:

[(1, 81421748), (2, 40710874), (4, 20355437), (23, 3540076), (31, 2626508), (46, 1770038), (62, 1313254), (92, 885019), (124, 656627), (713, 114196), (1426, 57098), (2852, 28549)]