81730271

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{6301}}^1$

素因数の和:6434

約数の個数: 16

約数和(自身を含む): 99823680

約数和(自身を除く): 18093409

約数列:

[1, 7, 17, 109, 119, 763, 1853, 6301, 12971, 44107, 107117, 686809, 749819, 4807663, 11675753, 81730271]

約数ペア:

[(1, 81730271), (7, 11675753), (17, 4807663), (109, 749819), (119, 686809), (763, 107117), (1853, 44107), (6301, 12971)]