42539425490

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{21593617}}^1$

素因数の和:21593821

約数の個数: 16

約数和(自身を含む): 76959654552

約数和(自身を除く): 34420229062

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 21593617, 43187234, 107968085, 215936170, 4253942549, 8507885098, 21269712745, 42539425490]

約数ペア:

[(1, 42539425490), (2, 21269712745), (5, 8507885098), (10, 4253942549), (197, 215936170), (394, 107968085), (985, 43187234), (1970, 21593617)]