81717812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{751}}^1\times {\mathrm{2473}}^1$

素因数の和:3239

約数の個数: 24

約数和(自身を含む): 156277632

約数和(自身を除く): 74559820

約数列:

[1, 2, 4, 11, 22, 44, 751, 1502, 2473, 3004, 4946, 8261, 9892, 16522, 27203, 33044, 54406, 108812, 1857223, 3714446, 7428892, 20429453, 40858906, 81717812]

約数ペア:

[(1, 81717812), (2, 40858906), (4, 20429453), (11, 7428892), (22, 3714446), (44, 1857223), (751, 108812), (1502, 54406), (2473, 33044), (3004, 27203), (4946, 16522), (8261, 9892)]