321736149

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{22901}}^1$

素因数の和:23137

約数の個数: 24

約数和(自身を含む): 533524992

約数和(自身を除く): 211788843

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 1561, 2007, 4683, 14049, 22901, 68703, 160307, 206109, 480921, 1442763, 5106923, 15320769, 35748461, 45962307, 107245383, 321736149]

約数ペア:

[(1, 321736149), (3, 107245383), (7, 45962307), (9, 35748461), (21, 15320769), (63, 5106923), (223, 1442763), (669, 480921), (1561, 206109), (2007, 160307), (4683, 68703), (14049, 22901)]