1291227861

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{798533}}^1$

素因数の和:798561

約数の個数: 24

約数和(自身を含む): 2184789024

約数和(自身を除く): 893561163

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 798533, 2395599, 5589731, 8783863, 16769193, 26351589, 39128117, 61487041, 117384351, 184461123, 430409287, 1291227861]

約数ペア:

[(1, 1291227861), (3, 430409287), (7, 184461123), (11, 117384351), (21, 61487041), (33, 39128117), (49, 26351589), (77, 16769193), (147, 8783863), (231, 5589731), (539, 2395599), (1617, 798533)]