285480918

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{223381}}^1$

素因数の和:223460

約数の個数: 24

約数和(自身を含む): 627256656

約数和(自身を除く): 341775738

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 223381, 446762, 670143, 1340286, 2010429, 4020858, 15860051, 31720102, 47580153, 95160306, 142740459, 285480918]

約数ペア:

[(1, 285480918), (2, 142740459), (3, 95160306), (6, 47580153), (9, 31720102), (18, 15860051), (71, 4020858), (142, 2010429), (213, 1340286), (426, 670143), (639, 446762), (1278, 223381)]