17992891

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{883}}^1$

素因数の和:1002

約数の個数: 16

約数和(自身を含む): 21385728

約数和(自身を除く): 3392837

約数列:

[1, 7, 41, 71, 287, 497, 883, 2911, 6181, 20377, 36203, 62693, 253421, 438851, 2570413, 17992891]

約数ペア:

[(1, 17992891), (7, 2570413), (41, 438851), (71, 253421), (287, 62693), (497, 36203), (883, 20377), (2911, 6181)]