48640257

素因数分解:

$3^4\times {\mathrm{281}}^1\times {\mathrm{2137}}^1$

素因数の和:2430

約数の個数: 20

約数和(自身を含む): 72952836

約数和(自身を除く): 24312579

約数列:

[1, 3, 9, 27, 81, 281, 843, 2137, 2529, 6411, 7587, 19233, 22761, 57699, 173097, 600497, 1801491, 5404473, 16213419, 48640257]

約数ペア:

[(1, 48640257), (3, 16213419), (9, 5404473), (27, 1801491), (81, 600497), (281, 173097), (843, 57699), (2137, 22761), (2529, 19233), (6411, 7587)]