78820972

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{635653}}^1$

素因数の和:635688

約数の個数: 12

約数和(自身を含む): 142386496

約数和(自身を除く): 63565524

約数列:

[1, 2, 4, 31, 62, 124, 635653, 1271306, 2542612, 19705243, 39410486, 78820972]

約数ペア:

[(1, 78820972), (2, 39410486), (4, 19705243), (31, 2542612), (62, 1271306), (124, 635653)]