16388267

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 19283712

約数和(自身を除く): 2895445

約数列:

[1, 7, 67, 83, 421, 469, 581, 2947, 5561, 28207, 34943, 38927, 197449, 244601, 2341181, 16388267]

約数ペア:

[(1, 16388267), (7, 2341181), (67, 244601), (83, 197449), (421, 38927), (469, 34943), (581, 28207), (2947, 5561)]