1990074859

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1381}}^1$

素因数の和:1543

約数の個数: 32

約数和(自身を含む): 2268691200

約数和(自身を除く): 278616341

約数列:

[1, 17, 29, 37, 79, 493, 629, 1073, 1343, 1381, 2291, 2923, 18241, 23477, 38947, 40049, 49691, 51097, 84767, 109099, 680833, 868649, 1441039, 1481813, 1854683, 3163871, 4036663, 25190821, 53785807, 68623271, 117063227, 1990074859]

約数ペア:

[(1, 1990074859), (17, 117063227), (29, 68623271), (37, 53785807), (79, 25190821), (493, 4036663), (629, 3163871), (1073, 1854683), (1343, 1481813), (1381, 1441039), (2291, 868649), (2923, 680833), (18241, 109099), (23477, 84767), (38947, 51097), (40049, 49691)]