420199450406

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{212436527}}^1$

素因数の和:212436595

約数の個数: 16

約数和(自身を含む): 672998920704

約数和(自身を除く): 252799470298

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 212436527, 424873054, 4886040121, 9134770661, 9772080242, 18269541322, 210099725203, 420199450406]

約数ペア:

[(1, 420199450406), (2, 210099725203), (23, 18269541322), (43, 9772080242), (46, 9134770661), (86, 4886040121), (989, 424873054), (1978, 212436527)]