47893521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 72576000

約数和(自身を除く): 24682479

約数列:

[1, 3, 13, 23, 39, 69, 107, 299, 321, 499, 897, 1391, 1497, 2461, 4173, 6487, 7383, 11477, 19461, 31993, 34431, 53393, 95979, 149201, 160179, 447603, 694109, 1228039, 2082327, 3684117, 15964507, 47893521]

約数ペア:

[(1, 47893521), (3, 15964507), (13, 3684117), (23, 2082327), (39, 1228039), (69, 694109), (107, 447603), (299, 160179), (321, 149201), (499, 95979), (897, 53393), (1391, 34431), (1497, 31993), (2461, 19461), (4173, 11477), (6487, 7383)]