81513466

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{4139}}^1$

素因数の和:4413

約数の個数: 16

約数和(自身を含む): 125690400

約数和(自身を除く): 44176934

約数列:

[1, 2, 43, 86, 229, 458, 4139, 8278, 9847, 19694, 177977, 355954, 947831, 1895662, 40756733, 81513466]

約数ペア:

[(1, 81513466), (2, 40756733), (43, 1895662), (86, 947831), (229, 355954), (458, 177977), (4139, 19694), (8278, 9847)]