256543248

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{411127}}^1$

素因数の和:411151

約数の個数: 40

約数和(自身を含む): 713718208

約数和(自身を除く): 457174960

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 411127, 822254, 1233381, 1644508, 2466762, 3289016, 4933524, 5344651, 6578032, 9867048, 10689302, 16033953, 19734096, 21378604, 32067906, 42757208, 64135812, 85514416, 128271624, 256543248]

約数ペア:

[(1, 256543248), (2, 128271624), (3, 85514416), (4, 64135812), (6, 42757208), (8, 32067906), (12, 21378604), (13, 19734096), (16, 16033953), (24, 10689302), (26, 9867048), (39, 6578032), (48, 5344651), (52, 4933524), (78, 3289016), (104, 2466762), (156, 1644508), (208, 1233381), (312, 822254), (624, 411127)]