142956079

素因数分解:

$7^2\times {\mathrm{139}}^2\times {\mathrm{151}}^1$

素因数の和:443

約数の個数: 18

約数和(自身を含む): 168610104

約数和(自身を除く): 25654025

約数列:

[1, 7, 49, 139, 151, 973, 1057, 6811, 7399, 19321, 20989, 135247, 146923, 946729, 1028461, 2917471, 20422297, 142956079]

約数ペア:

[(1, 142956079), (7, 20422297), (49, 2917471), (139, 1028461), (151, 946729), (973, 146923), (1057, 135247), (6811, 20989), (7399, 19321)]