28765715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{27527}}^1$

素因数の和:27562

約数の個数: 16

約数和(自身を含む): 39640320

約数和(自身を除く): 10874605

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 27527, 137635, 302797, 523013, 1513985, 2615065, 5753143, 28765715]

約数ペア:

[(1, 28765715), (5, 5753143), (11, 2615065), (19, 1513985), (55, 523013), (95, 302797), (209, 137635), (1045, 27527)]