64961519

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{2017}}^1$

素因数の和:2174

約数の個数: 16

約数和(自身を含む): 76716288

約数和(自身を除く): 11754769

約数列:

[1, 7, 43, 107, 301, 749, 2017, 4601, 14119, 32207, 86731, 215819, 607117, 1510733, 9280217, 64961519]

約数ペア:

[(1, 64961519), (7, 9280217), (43, 1510733), (107, 607117), (301, 215819), (749, 86731), (2017, 32207), (4601, 14119)]