392978271

素因数分解:

$3^1\times 7^1\times {\mathrm{2657}}^1\times {\mathrm{7043}}^1$

素因数の和:9710

約数の個数: 16

約数和(自身を含む): 599134464

約数和(自身を除く): 206156193

約数列:

[1, 3, 7, 21, 2657, 7043, 7971, 18599, 21129, 49301, 55797, 147903, 18713251, 56139753, 130992757, 392978271]

約数ペア:

[(1, 392978271), (3, 130992757), (7, 56139753), (21, 18713251), (2657, 147903), (7043, 55797), (7971, 49301), (18599, 21129)]