1998889743

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1\times {\mathrm{19717}}^1$

素因数の和:20486

約数の個数: 16

約数和(自身を含む): 2725816320

約数和(自身を除く): 726926577

約数列:

[1, 3, 47, 141, 719, 2157, 19717, 33793, 59151, 101379, 926699, 2780097, 14176523, 42529569, 666296581, 1998889743]

約数ペア:

[(1, 1998889743), (3, 666296581), (47, 42529569), (141, 14176523), (719, 2780097), (2157, 926699), (19717, 101379), (33793, 59151)]