203968965

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{103801}}^1$

素因数の和:103940

約数の個数: 16

約数和(自身を含む): 328844736

約数和(自身を除く): 124875771

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 103801, 311403, 519005, 1557015, 13597931, 40793793, 67989655, 203968965]

約数ペア:

[(1, 203968965), (3, 67989655), (5, 40793793), (15, 13597931), (131, 1557015), (393, 519005), (655, 311403), (1965, 103801)]