81268026

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{7529}}^1$

素因数の和:7798

約数の個数: 32

約数和(自身を含む): 186503040

約数和(自身を除く): 105235014

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 257, 514, 771, 1542, 1799, 3598, 5397, 7529, 10794, 15058, 22587, 45174, 52703, 105406, 158109, 316218, 1934953, 3869906, 5804859, 11609718, 13544671, 27089342, 40634013, 81268026]

約数ペア:

[(1, 81268026), (2, 40634013), (3, 27089342), (6, 13544671), (7, 11609718), (14, 5804859), (21, 3869906), (42, 1934953), (257, 316218), (514, 158109), (771, 105406), (1542, 52703), (1799, 45174), (3598, 22587), (5397, 15058), (7529, 10794)]