1394421

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2887}}^1$

素因数の和:2920

約数の個数: 16

約数和(自身を含む): 2217984

約数和(自身を除く): 823563

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 2887, 8661, 20209, 60627, 66401, 199203, 464807, 1394421]

約数ペア:

[(1, 1394421), (3, 464807), (7, 199203), (21, 66401), (23, 60627), (69, 20209), (161, 8661), (483, 2887)]