81238346

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{252293}}^1$

素因数の和:252325

約数の個数: 16

約数和(自身を含む): 145321344

約数和(自身を除く): 64082998

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 252293, 504586, 1766051, 3532102, 5802739, 11605478, 40619173, 81238346]

約数ペア:

[(1, 81238346), (2, 40619173), (7, 11605478), (14, 5802739), (23, 3532102), (46, 1766051), (161, 504586), (322, 252293)]