81752804

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67901}}^1$

素因数の和:67955

約数の個数: 24

約数和(自身を含む): 167310528

約数和(自身を除く): 85557724

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 67901, 135802, 271604, 475307, 950614, 1901228, 2919743, 5839486, 11678972, 20438201, 40876402, 81752804]

約数ペア:

[(1, 81752804), (2, 40876402), (4, 20438201), (7, 11678972), (14, 5839486), (28, 2919743), (43, 1901228), (86, 950614), (172, 475307), (301, 271604), (602, 135802), (1204, 67901)]