219781551

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{727}}^1\times {\mathrm{9161}}^1$

素因数の和:9902

約数の個数: 16

約数和(自身を含む): 320156928

約数和(自身を除く): 100375377

約数列:

[1, 3, 11, 33, 727, 2181, 7997, 9161, 23991, 27483, 100771, 302313, 6660047, 19980141, 73260517, 219781551]

約数ペア:

[(1, 219781551), (3, 73260517), (11, 19980141), (33, 6660047), (727, 302313), (2181, 100771), (7997, 27483), (9161, 23991)]