225540872

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{12809}}^1$

素因数の和:12917

約数の個数: 32

約数和(自身を含む): 442713600

約数和(自身を除く): 217172728

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 2201, 4402, 8804, 12809, 17608, 25618, 51236, 102472, 397079, 794158, 909439, 1588316, 1818878, 3176632, 3637756, 7275512, 28192609, 56385218, 112770436, 225540872]

約数ペア:

[(1, 225540872), (2, 112770436), (4, 56385218), (8, 28192609), (31, 7275512), (62, 3637756), (71, 3176632), (124, 1818878), (142, 1588316), (248, 909439), (284, 794158), (568, 397079), (2201, 102472), (4402, 51236), (8804, 25618), (12809, 17608)]