2017580551

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{44159}}^1$

素因数の和:44334

約数の個数: 16

約数和(自身を含む): 2365562880

約数和(自身を除く): 347982329

約数列:

[1, 7, 61, 107, 427, 749, 6527, 44159, 45689, 309113, 2693699, 4725013, 18855893, 33075091, 288225793, 2017580551]

約数ペア:

[(1, 2017580551), (7, 288225793), (61, 33075091), (107, 18855893), (427, 4725013), (749, 2693699), (6527, 309113), (44159, 45689)]