427776856

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{316403}}^1$

素因数の和:316435

約数の個数: 24

約数和(自身を含む): 868528980

約数和(自身を除く): 440752124

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 316403, 632806, 1265612, 2531224, 4113239, 8226478, 16452956, 32905912, 53472107, 106944214, 213888428, 427776856]

約数ペア:

[(1, 427776856), (2, 213888428), (4, 106944214), (8, 53472107), (13, 32905912), (26, 16452956), (52, 8226478), (104, 4113239), (169, 2531224), (338, 1265612), (676, 632806), (1352, 316403)]