320039955

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{100169}}^1$

素因数の和:100251

約数の個数: 24

約数和(自身を含む): 562554720

約数和(自身を除く): 242514765

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 100169, 300507, 500845, 901521, 1502535, 4507605, 7111999, 21335997, 35559995, 64007991, 106679985, 320039955]

約数ペア:

[(1, 320039955), (3, 106679985), (5, 64007991), (9, 35559995), (15, 21335997), (45, 7111999), (71, 4507605), (213, 1502535), (355, 901521), (639, 500845), (1065, 300507), (3195, 100169)]