5209551487

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{216911}}^1$

素因数の和:217038

約数の個数: 16

約数和(自身を含む): 6163771392

約数和(自身を除く): 954219905

約数列:

[1, 7, 47, 73, 329, 511, 3431, 24017, 216911, 1518377, 10194817, 15834503, 71363719, 110841521, 744221641, 5209551487]

約数ペア:

[(1, 5209551487), (7, 744221641), (47, 110841521), (73, 71363719), (329, 15834503), (511, 10194817), (3431, 1518377), (24017, 216911)]