47891949

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61637}}^1$

素因数の和:61684

約数の個数: 16

約数和(自身を含む): 74951808

約数和(自身を除く): 27059859

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 61637, 184911, 431459, 1294377, 2280569, 6841707, 15963983, 47891949]

約数ペア:

[(1, 47891949), (3, 15963983), (7, 6841707), (21, 2280569), (37, 1294377), (111, 431459), (259, 184911), (777, 61637)]