64978076

素因数分解:

$2^2\times {\mathrm{1721}}^1\times {\mathrm{9439}}^1$

素因数の和:11164

約数の個数: 12

約数和(自身を含む): 113789760

約数和(自身を除く): 48811684

約数列:

[1, 2, 4, 1721, 3442, 6884, 9439, 18878, 37756, 16244519, 32489038, 64978076]

約数ペア:

[(1, 64978076), (2, 32489038), (4, 16244519), (1721, 37756), (3442, 18878), (6884, 9439)]