28434965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{25733}}^1$

素因数の和:25768

約数の個数: 16

約数和(自身を含む): 38909808

約数和(自身を除く): 10474843

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 25733, 128665, 334529, 437461, 1672645, 2187305, 5686993, 28434965]

約数ペア:

[(1, 28434965), (5, 5686993), (13, 2187305), (17, 1672645), (65, 437461), (85, 334529), (221, 128665), (1105, 25733)]