204521947

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{2399}}^1$

素因数の和:3066

約数の個数: 16

約数和(自身を含む): 246528000

約数和(自身を除く): 42006053

約数列:

[1, 7, 19, 133, 641, 2399, 4487, 12179, 16793, 45581, 85253, 319067, 1537759, 10764313, 29217421, 204521947]

約数ペア:

[(1, 204521947), (7, 29217421), (19, 10764313), (133, 1537759), (641, 319067), (2399, 85253), (4487, 45581), (12179, 16793)]