2820818

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1409}}^1$

素因数の和:1442

約数の個数: 32

約数和(自身を含む): 5685120

約数和(自身を除く): 2864302

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 1409, 2002, 2818, 9863, 15499, 18317, 19726, 30998, 36634, 108493, 128219, 201487, 216986, 256438, 402974, 1410409, 2820818]

約数ペア:

[(1, 2820818), (2, 1410409), (7, 402974), (11, 256438), (13, 216986), (14, 201487), (22, 128219), (26, 108493), (77, 36634), (91, 30998), (143, 19726), (154, 18317), (182, 15499), (286, 9863), (1001, 2818), (1409, 2002)]