4987479

素因数分解:

$3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{541}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 7631360

約数和(自身を除く): 2643881

約数列:

[1, 3, 7, 21, 439, 541, 1317, 1623, 3073, 3787, 9219, 11361, 237499, 712497, 1662493, 4987479]

約数ペア:

[(1, 4987479), (3, 1662493), (7, 712497), (21, 237499), (439, 11361), (541, 9219), (1317, 3787), (1623, 3073)]