71207828

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{4099}}^1$

素因数の和:4247

約数の個数: 24

約数和(自身を含む): 128805600

約数和(自身を除く): 57597772

約数列:

[1, 2, 4, 43, 86, 101, 172, 202, 404, 4099, 4343, 8198, 8686, 16396, 17372, 176257, 352514, 413999, 705028, 827998, 1655996, 17801957, 35603914, 71207828]

約数ペア:

[(1, 71207828), (2, 35603914), (4, 17801957), (43, 1655996), (86, 827998), (101, 705028), (172, 413999), (202, 352514), (404, 176257), (4099, 17372), (4343, 16396), (8198, 8686)]