221346579

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{9497}}^1$

素因数の和:9974

約数の個数: 16

約数和(自身を含む): 313206048

約数和(自身を除く): 91859469

約数列:

[1, 3, 17, 51, 457, 1371, 7769, 9497, 23307, 28491, 161449, 484347, 4340129, 13020387, 73782193, 221346579]

約数ペア:

[(1, 221346579), (3, 73782193), (17, 13020387), (51, 4340129), (457, 484347), (1371, 161449), (7769, 28491), (9497, 23307)]