28889545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4787}}^1$

素因数の和:4880

約数の個数: 16

約数和(自身を含む): 37231488

約数和(自身を除く): 8341943

約数列:

[1, 5, 17, 71, 85, 355, 1207, 4787, 6035, 23935, 81379, 339877, 406895, 1699385, 5777909, 28889545]

約数ペア:

[(1, 28889545), (5, 5777909), (17, 1699385), (71, 406895), (85, 339877), (355, 81379), (1207, 23935), (4787, 6035)]