55148919

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 86760960

約数和(自身を除く): 31612041

約数列:

[1, 3, 7, 21, 43, 129, 157, 301, 389, 471, 903, 1099, 1167, 2723, 3297, 6751, 8169, 16727, 20253, 47257, 50181, 61073, 117089, 141771, 183219, 351267, 427511, 1282533, 2626139, 7878417, 18382973, 55148919]

約数ペア:

[(1, 55148919), (3, 18382973), (7, 7878417), (21, 2626139), (43, 1282533), (129, 427511), (157, 351267), (301, 183219), (389, 141771), (471, 117089), (903, 61073), (1099, 50181), (1167, 47257), (2723, 20253), (3297, 16727), (6751, 8169)]