70821646

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{219943}}^1$

素因数の和:219975

約数の個数: 16

約数和(自身を含む): 126687744

約数和(自身を除く): 55866098

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 219943, 439886, 1539601, 3079202, 5058689, 10117378, 35410823, 70821646]

約数ペア:

[(1, 70821646), (2, 35410823), (7, 10117378), (14, 5058689), (23, 3079202), (46, 1539601), (161, 439886), (322, 219943)]