81462016

素因数分解:

$2^8\times {\mathrm{318211}}^1$

素因数の和:318227

約数の個数: 18

約数和(自身を含む): 162606332

約数和(自身を除く): 81144316

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 318211, 636422, 1272844, 2545688, 5091376, 10182752, 20365504, 40731008, 81462016]

約数ペア:

[(1, 81462016), (2, 40731008), (4, 20365504), (8, 10182752), (16, 5091376), (32, 2545688), (64, 1272844), (128, 636422), (256, 318211)]