412804

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 862848

約数和(自身を除く): 450044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 641, 644, 1282, 2564, 4487, 8974, 14743, 17948, 29486, 58972, 103201, 206402, 412804]

約数ペア:

[(1, 412804), (2, 206402), (4, 103201), (7, 58972), (14, 29486), (23, 17948), (28, 14743), (46, 8974), (92, 4487), (161, 2564), (322, 1282), (641, 644)]