66673405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{25303}}^1$

素因数の和:25356

約数の個数: 16

約数和(自身を含む): 87450624

約数和(自身を除く): 20777219

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 25303, 126515, 430151, 784393, 2150755, 3921965, 13334681, 66673405]

約数ペア:

[(1, 66673405), (5, 13334681), (17, 3921965), (31, 2150755), (85, 784393), (155, 430151), (527, 126515), (2635, 25303)]