320464893

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{142619}}^1$

素因数の和:142736

約数の個数: 16

約数和(自身を含む): 492894720

約数和(自身を除く): 172429827

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 142619, 427857, 998333, 2994999, 15260233, 45780699, 106821631, 320464893]

約数ペア:

[(1, 320464893), (3, 106821631), (7, 45780699), (21, 15260233), (107, 2994999), (321, 998333), (749, 427857), (2247, 142619)]