309039728

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{271}}^2$

素因数の和:813

約数の個数: 30

約数和(自身を含む): 603267192

約数和(自身を除く): 294227464

約数列:

[1, 2, 4, 8, 16, 263, 271, 526, 542, 1052, 1084, 2104, 2168, 4208, 4336, 71273, 73441, 142546, 146882, 285092, 293764, 570184, 587528, 1140368, 1175056, 19314983, 38629966, 77259932, 154519864, 309039728]

約数ペア:

[(1, 309039728), (2, 154519864), (4, 77259932), (8, 38629966), (16, 19314983), (263, 1175056), (271, 1140368), (526, 587528), (542, 570184), (1052, 293764), (1084, 285092), (2104, 146882), (2168, 142546), (4208, 73441), (4336, 71273)]