16744845

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1997}}^1$

素因数の和:2061

約数の個数: 32

約数和(自身を含む): 29538432

約数和(自身を除く): 12793587

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 1997, 2795, 5991, 8385, 9985, 25961, 29955, 77883, 85871, 129805, 257613, 389415, 429355, 1116323, 1288065, 3348969, 5581615, 16744845]

約数ペア:

[(1, 16744845), (3, 5581615), (5, 3348969), (13, 1288065), (15, 1116323), (39, 429355), (43, 389415), (65, 257613), (129, 129805), (195, 85871), (215, 77883), (559, 29955), (645, 25961), (1677, 9985), (1997, 8385), (2795, 5991)]