81211544

素因数分解:

$2^3\times {\mathrm{359}}^1\times {\mathrm{28277}}^1$

素因数の和:28642

約数の個数: 16

約数和(自身を含む): 152701200

約数和(自身を除く): 71489656

約数列:

[1, 2, 4, 8, 359, 718, 1436, 2872, 28277, 56554, 113108, 226216, 10151443, 20302886, 40605772, 81211544]

約数ペア:

[(1, 81211544), (2, 40605772), (4, 20302886), (8, 10151443), (359, 226216), (718, 113108), (1436, 56554), (2872, 28277)]