28216965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{268733}}^1$

素因数の和:268748

約数の個数: 16

約数和(自身を含む): 51596928

約数和(自身を除く): 23379963

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 268733, 806199, 1343665, 1881131, 4030995, 5643393, 9405655, 28216965]

約数ペア:

[(1, 28216965), (3, 9405655), (5, 5643393), (7, 4030995), (15, 1881131), (21, 1343665), (35, 806199), (105, 268733)]