219993459

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{455473}}^1$

素因数の和:455506

約数の個数: 16

約数和(自身を含む): 349804032

約数和(自身を除く): 129810573

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 455473, 1366419, 3188311, 9564933, 10475879, 31427637, 73331153, 219993459]

約数ペア:

[(1, 219993459), (3, 73331153), (7, 31427637), (21, 10475879), (23, 9564933), (69, 3188311), (161, 1366419), (483, 455473)]