81775694

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{40847}}^1$

素因数の和:40880

約数の個数: 32

約数和(自身を含む): 164699136

約数和(自身を除く): 82923442

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 40847, 81694, 285929, 449317, 531011, 571858, 898634, 1062022, 3145219, 3717077, 5841121, 6290438, 7434154, 11682242, 40887847, 81775694]

約数ペア:

[(1, 81775694), (2, 40887847), (7, 11682242), (11, 7434154), (13, 6290438), (14, 5841121), (22, 3717077), (26, 3145219), (77, 1062022), (91, 898634), (143, 571858), (154, 531011), (182, 449317), (286, 285929), (1001, 81694), (2002, 40847)]