55216413

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 96878080

約数和(自身を除く): 41661667

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 163, 171, 283, 399, 489, 849, 1141, 1197, 1467, 1981, 2547, 3097, 3423, 5377, 5943, 9291, 10269, 16131, 17829, 21679, 27873, 37639, 46129, 48393, 65037, 112917, 138387, 195111, 322903, 338751, 415161, 876451, 968709, 2629353, 2906127, 6135157, 7888059, 18405471, 55216413]

約数ペア:

[(1, 55216413), (3, 18405471), (7, 7888059), (9, 6135157), (19, 2906127), (21, 2629353), (57, 968709), (63, 876451), (133, 415161), (163, 338751), (171, 322903), (283, 195111), (399, 138387), (489, 112917), (849, 65037), (1141, 48393), (1197, 46129), (1467, 37639), (1981, 27873), (2547, 21679), (3097, 17829), (3423, 16131), (5377, 10269), (5943, 9291)]