2130186245

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{81883}}^1$

素因数の和:81953

約数の個数: 24

約数和(自身を含む): 2875111008

約数和(自身を除く): 744924763

約数列:

[1, 5, 11, 43, 55, 121, 215, 473, 605, 2365, 5203, 26015, 81883, 409415, 900713, 3520969, 4503565, 9907843, 17604845, 38730659, 49539215, 193653295, 426037249, 2130186245]

約数ペア:

[(1, 2130186245), (5, 426037249), (11, 193653295), (43, 49539215), (55, 38730659), (121, 17604845), (215, 9907843), (473, 4503565), (605, 3520969), (2365, 900713), (5203, 409415), (26015, 81883)]