2611531

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 16

約数和(自身を含む): 3018400

約数和(自身を除く): 406869

約数列:

[1, 13, 19, 97, 109, 247, 1261, 1417, 1843, 2071, 10573, 23959, 26923, 137449, 200887, 2611531]

約数ペア:

[(1, 2611531), (13, 200887), (19, 137449), (97, 26923), (109, 23959), (247, 10573), (1261, 2071), (1417, 1843)]