8980881

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 14988288

約数和(自身を除く): 6007407

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 201, 273, 469, 491, 871, 1407, 1473, 2613, 3437, 6097, 6383, 10311, 18291, 19149, 32897, 44681, 98691, 134043, 230279, 427661, 690837, 1282983, 2993627, 8980881]

約数ペア:

[(1, 8980881), (3, 2993627), (7, 1282983), (13, 690837), (21, 427661), (39, 230279), (67, 134043), (91, 98691), (201, 44681), (273, 32897), (469, 19149), (491, 18291), (871, 10311), (1407, 6383), (1473, 6097), (2613, 3437)]