1902159

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 3180320

約数和(自身を除く): 1278161

約数列:

[1, 3, 7, 9, 21, 63, 109, 277, 327, 763, 831, 981, 1939, 2289, 2493, 5817, 6867, 17451, 30193, 90579, 211351, 271737, 634053, 1902159]

約数ペア:

[(1, 1902159), (3, 634053), (7, 271737), (9, 211351), (21, 90579), (63, 30193), (109, 17451), (277, 6867), (327, 5817), (763, 2493), (831, 2289), (981, 1939)]