213048215

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{2137}}^1$

素因数の和:2426

約数の個数: 16

約数和(自身を含む): 259433472

約数和(自身を除く): 46385257

約数列:

[1, 5, 127, 157, 635, 785, 2137, 10685, 19939, 99695, 271399, 335509, 1356995, 1677545, 42609643, 213048215]

約数ペア:

[(1, 213048215), (5, 42609643), (127, 1677545), (157, 1356995), (635, 335509), (785, 271399), (2137, 99695), (10685, 19939)]