198839905

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19333}}^1$

素因数の和:19377

約数の個数: 24

約数和(自身を含む): 277713576

約数和(自身を除く): 78873671

約数列:

[1, 5, 11, 17, 55, 85, 121, 187, 605, 935, 2057, 10285, 19333, 96665, 212663, 328661, 1063315, 1643305, 2339293, 3615271, 11696465, 18076355, 39767981, 198839905]

約数ペア:

[(1, 198839905), (5, 39767981), (11, 18076355), (17, 11696465), (55, 3615271), (85, 2339293), (121, 1643305), (187, 1063315), (605, 328661), (935, 212663), (2057, 96665), (10285, 19333)]