75978021

素因数分解:

$3^1\times 7^1\times {\mathrm{1049}}^1\times {\mathrm{3449}}^1$

素因数の和:4508

約数の個数: 16

約数和(自身を含む): 115920000

約数和(自身を除く): 39941979

約数列:

[1, 3, 7, 21, 1049, 3147, 3449, 7343, 10347, 22029, 24143, 72429, 3618001, 10854003, 25326007, 75978021]

約数ペア:

[(1, 75978021), (3, 25326007), (7, 10854003), (21, 3618001), (1049, 72429), (3147, 24143), (3449, 22029), (7343, 10347)]