28748685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{273797}}^1$

素因数の和:273812

約数の個数: 16

約数和(自身を含む): 52569216

約数和(自身を除く): 23820531

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 273797, 821391, 1368985, 1916579, 4106955, 5749737, 9582895, 28748685]

約数ペア:

[(1, 28748685), (3, 9582895), (5, 5749737), (7, 4106955), (15, 1916579), (21, 1368985), (35, 821391), (105, 273797)]