78495128

素因数分解:

$2^3\times {\mathrm{991}}^1\times {\mathrm{9901}}^1$

素因数の和:10898

約数の個数: 16

約数和(自身を含む): 147341760

約数和(自身を除く): 68846632

約数列:

[1, 2, 4, 8, 991, 1982, 3964, 7928, 9901, 19802, 39604, 79208, 9811891, 19623782, 39247564, 78495128]

約数ペア:

[(1, 78495128), (2, 39247564), (4, 19623782), (8, 9811891), (991, 79208), (1982, 39604), (3964, 19802), (7928, 9901)]