2189498

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:997

約数の個数: 16

約数和(自身を含む): 3530304

約数和(自身を除く): 1340806

約数列:

[1, 2, 17, 34, 71, 142, 907, 1207, 1814, 2414, 15419, 30838, 64397, 128794, 1094749, 2189498]

約数ペア:

[(1, 2189498), (2, 1094749), (17, 128794), (34, 64397), (71, 30838), (142, 15419), (907, 2414), (1207, 1814)]