28867779

素因数分解:

$3^3\times {\mathrm{743}}^1\times {\mathrm{1439}}^1$

素因数の和:2191

約数の個数: 16

約数和(自身を含む): 42854400

約数和(自身を除く): 13986621

約数列:

[1, 3, 9, 27, 743, 1439, 2229, 4317, 6687, 12951, 20061, 38853, 1069177, 3207531, 9622593, 28867779]

約数ペア:

[(1, 28867779), (3, 9622593), (9, 3207531), (27, 1069177), (743, 38853), (1439, 20061), (2229, 12951), (4317, 6687)]