209309256

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223621}}^1$

素因数の和:223646

約数の個数: 48

約数和(自身を含む): 610488060

約数和(自身を除く): 401178804

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 223621, 447242, 670863, 894484, 1341726, 1788968, 2012589, 2683452, 2907073, 4025178, 5366904, 5814146, 8050356, 8721219, 11628292, 16100712, 17442438, 23256584, 26163657, 34884876, 52327314, 69769752, 104654628, 209309256]

約数ペア:

[(1, 209309256), (2, 104654628), (3, 69769752), (4, 52327314), (6, 34884876), (8, 26163657), (9, 23256584), (12, 17442438), (13, 16100712), (18, 11628292), (24, 8721219), (26, 8050356), (36, 5814146), (39, 5366904), (52, 4025178), (72, 2907073), (78, 2683452), (104, 2012589), (117, 1788968), (156, 1341726), (234, 894484), (312, 670863), (468, 447242), (936, 223621)]