389699281

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{2647}}^1$

素因数の和:2880

約数の個数: 16

約数和(自身を含む): 420205824

約数和(自身を除く): 30506543

約数列:

[1, 23, 37, 173, 851, 2647, 3979, 6401, 60881, 97939, 147223, 457931, 2252597, 10532413, 16943447, 389699281]

約数ペア:

[(1, 389699281), (23, 16943447), (37, 10532413), (173, 2252597), (851, 457931), (2647, 147223), (3979, 97939), (6401, 60881)]