142039405

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{8513}}^1$

素因数の和:8636

約数の個数: 16

約数和(自身を含む): 176546304

約数和(自身を除く): 34506899

約数列:

[1, 5, 47, 71, 235, 355, 3337, 8513, 16685, 42565, 400111, 604423, 2000555, 3022115, 28407881, 142039405]

約数ペア:

[(1, 142039405), (5, 28407881), (47, 3022115), (71, 2000555), (235, 604423), (355, 400111), (3337, 42565), (8513, 16685)]