131271354

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{15289}}^1$

素因数の和:15356

約数の個数: 40

約数和(自身を含む): 299714580

約数和(自身を除く): 168443226

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2862, 4293, 8586, 15289, 30578, 45867, 91734, 137601, 275202, 412803, 810317, 825606, 1238409, 1620634, 2430951, 2476818, 4861902, 7292853, 14585706, 21878559, 43757118, 65635677, 131271354]

約数ペア:

[(1, 131271354), (2, 65635677), (3, 43757118), (6, 21878559), (9, 14585706), (18, 7292853), (27, 4861902), (53, 2476818), (54, 2430951), (81, 1620634), (106, 1238409), (159, 825606), (162, 810317), (318, 412803), (477, 275202), (954, 137601), (1431, 91734), (2862, 45867), (4293, 30578), (8586, 15289)]