20172705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{192121}}^1$

素因数の和:192136

約数の個数: 16

約数和(自身を含む): 36887424

約数和(自身を除く): 16714719

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 192121, 576363, 960605, 1344847, 2881815, 4034541, 6724235, 20172705]

約数ペア:

[(1, 20172705), (3, 6724235), (5, 4034541), (7, 2881815), (15, 1344847), (21, 960605), (35, 576363), (105, 192121)]