577489328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89561}}^1$

素因数の和:89613

約数の個数: 40

約数和(自身を含む): 1243837056

約数和(自身を除く): 666347728

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 89561, 179122, 358244, 716488, 1164293, 1432976, 2328586, 2776391, 4657172, 5552782, 9314344, 11105564, 18628688, 22211128, 36093083, 44422256, 72186166, 144372332, 288744664, 577489328]

約数ペア:

[(1, 577489328), (2, 288744664), (4, 144372332), (8, 72186166), (13, 44422256), (16, 36093083), (26, 22211128), (31, 18628688), (52, 11105564), (62, 9314344), (104, 5552782), (124, 4657172), (208, 2776391), (248, 2328586), (403, 1432976), (496, 1164293), (806, 716488), (1612, 358244), (3224, 179122), (6448, 89561)]