28269681

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6163}}^1$

素因数の和:6316

約数の個数: 16

約数和(自身を含む): 41422080

約数和(自身を除く): 13152399

約数列:

[1, 3, 11, 33, 139, 417, 1529, 4587, 6163, 18489, 67793, 203379, 856657, 2569971, 9423227, 28269681]

約数ペア:

[(1, 28269681), (3, 9423227), (11, 2569971), (33, 856657), (139, 203379), (417, 67793), (1529, 18489), (4587, 6163)]