81427682

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{252881}}^1$

素因数の和:252913

約数の個数: 16

約数和(自身を含む): 145660032

約数和(自身を除く): 64232350

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 252881, 505762, 1770167, 3540334, 5816263, 11632526, 40713841, 81427682]

約数ペア:

[(1, 81427682), (2, 40713841), (7, 11632526), (14, 5816263), (23, 3540334), (46, 1770167), (161, 505762), (322, 252881)]