561387183

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 905748480

約数和(自身を除く): 344361297

約数列:

[1, 3, 7, 21, 53, 59, 83, 103, 159, 177, 249, 309, 371, 413, 581, 721, 1113, 1239, 1743, 2163, 3127, 4399, 4897, 5459, 6077, 8549, 9381, 13197, 14691, 16377, 18231, 21889, 25647, 30793, 34279, 38213, 42539, 59843, 65667, 92379, 102837, 114639, 127617, 179529, 259541, 322081, 453097, 504391, 778623, 966243, 1359291, 1513173, 1816787, 2254567, 3171679, 3530737, 5450361, 6763701, 9515037, 10592211, 26732723, 80198169, 187129061, 561387183]

約数ペア:

[(1, 561387183), (3, 187129061), (7, 80198169), (21, 26732723), (53, 10592211), (59, 9515037), (83, 6763701), (103, 5450361), (159, 3530737), (177, 3171679), (249, 2254567), (309, 1816787), (371, 1513173), (413, 1359291), (581, 966243), (721, 778623), (1113, 504391), (1239, 453097), (1743, 322081), (2163, 259541), (3127, 179529), (4399, 127617), (4897, 114639), (5459, 102837), (6077, 92379), (8549, 65667), (9381, 59843), (13197, 42539), (14691, 38213), (16377, 34279), (18231, 30793), (21889, 25647)]