1993505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:568

約数の個数: 16

約数和(自身を含む): 2592000

約数和(自身を除く): 598495

約数列:

[1, 5, 17, 47, 85, 235, 499, 799, 2495, 3995, 8483, 23453, 42415, 117265, 398701, 1993505]

約数ペア:

[(1, 1993505), (5, 398701), (17, 117265), (47, 42415), (85, 23453), (235, 8483), (499, 3995), (799, 2495)]