68920305

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1867}}^1$

素因数の和:2005

約数の個数: 32

約数和(自身を含む): 116204544

約数和(自身を除く): 47284239

約数列:

[1, 3, 5, 15, 23, 69, 107, 115, 321, 345, 535, 1605, 1867, 2461, 5601, 7383, 9335, 12305, 28005, 36915, 42941, 128823, 199769, 214705, 599307, 644115, 998845, 2996535, 4594687, 13784061, 22973435, 68920305]

約数ペア:

[(1, 68920305), (3, 22973435), (5, 13784061), (15, 4594687), (23, 2996535), (69, 998845), (107, 644115), (115, 599307), (321, 214705), (345, 199769), (535, 128823), (1605, 42941), (1867, 36915), (2461, 28005), (5601, 12305), (7383, 9335)]