129457588

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{439}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 251475840

約数和(自身を除く): 122018252

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 107, 212, 214, 428, 439, 689, 878, 1378, 1391, 1756, 2756, 2782, 5564, 5671, 5707, 11342, 11414, 22684, 22828, 23267, 46534, 46973, 73723, 93068, 93946, 147446, 187892, 294892, 302471, 604942, 610649, 1209884, 1221298, 2442596, 2489569, 4979138, 9958276, 32364397, 64728794, 129457588]

約数ペア:

[(1, 129457588), (2, 64728794), (4, 32364397), (13, 9958276), (26, 4979138), (52, 2489569), (53, 2442596), (106, 1221298), (107, 1209884), (212, 610649), (214, 604942), (428, 302471), (439, 294892), (689, 187892), (878, 147446), (1378, 93946), (1391, 93068), (1756, 73723), (2756, 46973), (2782, 46534), (5564, 23267), (5671, 22828), (5707, 22684), (11342, 11414)]