81170645

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{1637}}^1$

素因数の和:1900

約数の個数: 16

約数和(自身を含む): 100009728

約数和(自身を除く): 18839083

約数列:

[1, 5, 47, 211, 235, 1055, 1637, 8185, 9917, 49585, 76939, 345407, 384695, 1727035, 16234129, 81170645]

約数ペア:

[(1, 81170645), (5, 16234129), (47, 1727035), (211, 384695), (235, 345407), (1055, 76939), (1637, 49585), (8185, 9917)]