7212137185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{78007}}^1$

素因数の和:78105

約数の個数: 24

約数和(自身を含む): 9677360448

約数和(自身を除く): 2465223263

約数列:

[1, 5, 11, 41, 55, 205, 451, 1681, 2255, 8405, 18491, 78007, 92455, 390035, 858077, 3198287, 4290385, 15991435, 35181157, 131129767, 175905785, 655648835, 1442427437, 7212137185]

約数ペア:

[(1, 7212137185), (5, 1442427437), (11, 655648835), (41, 175905785), (55, 131129767), (205, 35181157), (451, 15991435), (1681, 4290385), (2255, 3198287), (8405, 858077), (18491, 390035), (78007, 92455)]