81545156

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{264757}}^1$

素因数の和:264779

約数の個数: 24

約数和(自身を含む): 177917376

約数和(自身を除く): 96372220

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 264757, 529514, 1059028, 1853299, 2912327, 3706598, 5824654, 7413196, 11649308, 20386289, 40772578, 81545156]

約数ペア:

[(1, 81545156), (2, 40772578), (4, 20386289), (7, 11649308), (11, 7413196), (14, 5824654), (22, 3706598), (28, 2912327), (44, 1853299), (77, 1059028), (154, 529514), (308, 264757)]