16780731

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{22109}}^1$

素因数の和:22146

約数の個数: 16

約数和(自身を含む): 25470720

約数和(自身を除く): 8689989

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 22109, 66327, 243199, 508507, 729597, 1525521, 5593577, 16780731]

約数ペア:

[(1, 16780731), (3, 5593577), (11, 1525521), (23, 729597), (33, 508507), (69, 243199), (253, 66327), (759, 22109)]