178052013

素因数分解:

$3^4\times {\mathrm{1373}}^1\times {\mathrm{1601}}^1$

素因数の和:2986

約数の個数: 20

約数和(自身を含む): 266338908

約数和(自身を除く): 88286895

約数列:

[1, 3, 9, 27, 81, 1373, 1601, 4119, 4803, 12357, 14409, 37071, 43227, 111213, 129681, 2198173, 6594519, 19783557, 59350671, 178052013]

約数ペア:

[(1, 178052013), (3, 59350671), (9, 19783557), (27, 6594519), (81, 2198173), (1373, 129681), (1601, 111213), (4119, 43227), (4803, 37071), (12357, 14409)]