13421639

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{673}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 17518608

約数和(自身を除く): 4096969

約数列:

[1, 7, 11, 37, 49, 77, 259, 407, 539, 673, 1813, 2849, 4711, 7403, 19943, 24901, 32977, 51821, 174307, 273911, 362747, 1220149, 1917377, 13421639]

約数ペア:

[(1, 13421639), (7, 1917377), (11, 1220149), (37, 362747), (49, 273911), (77, 174307), (259, 51821), (407, 32977), (539, 24901), (673, 19943), (1813, 7403), (2849, 4711)]