1621000381

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1619381}}^1$

素因数の和:1619412

約数の個数: 16

約数和(自身を含む): 2176449408

約数和(自身を除く): 555449027

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 1619381, 11335667, 17813191, 21051953, 124692337, 147363671, 231571483, 1621000381]

約数ペア:

[(1, 1621000381), (7, 231571483), (11, 147363671), (13, 124692337), (77, 21051953), (91, 17813191), (143, 11335667), (1001, 1619381)]