51190965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{997}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 102131328

約数和(自身を除く): 50940363

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 163, 315, 489, 815, 997, 1141, 1467, 2445, 2991, 3423, 4985, 5705, 6979, 7335, 8973, 10269, 14955, 17115, 20937, 34895, 44865, 51345, 62811, 104685, 162511, 314055, 487533, 812555, 1137577, 1462599, 2437665, 3412731, 5687885, 7312995, 10238193, 17063655, 51190965]

約数ペア:

[(1, 51190965), (3, 17063655), (5, 10238193), (7, 7312995), (9, 5687885), (15, 3412731), (21, 2437665), (35, 1462599), (45, 1137577), (63, 812555), (105, 487533), (163, 314055), (315, 162511), (489, 104685), (815, 62811), (997, 51345), (1141, 44865), (1467, 34895), (2445, 20937), (2991, 17115), (3423, 14955), (4985, 10269), (5705, 8973), (6979, 7335)]