68851755

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{72859}}^1$

素因数の和:72880

約数の個数: 32

約数和(自身を含む): 139891200

約数和(自身を除く): 71039445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 72859, 218577, 364295, 510013, 655731, 1092885, 1530039, 1967193, 2550065, 3278655, 4590117, 7650195, 9835965, 13770351, 22950585, 68851755]

約数ペア:

[(1, 68851755), (3, 22950585), (5, 13770351), (7, 9835965), (9, 7650195), (15, 4590117), (21, 3278655), (27, 2550065), (35, 1967193), (45, 1530039), (63, 1092885), (105, 655731), (135, 510013), (189, 364295), (315, 218577), (945, 72859)]