2783173197

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{3911}}^1$

素因数の和:4078

約数の個数: 48

約数和(自身を含む): 4452544512

約数和(自身を除く): 1669371315

約数列:

[1, 3, 7, 21, 47, 49, 103, 141, 147, 309, 329, 721, 987, 2163, 2303, 3911, 4841, 5047, 6909, 11733, 14523, 15141, 27377, 33887, 82131, 101661, 183817, 191639, 237209, 402833, 551451, 574917, 711627, 1208499, 1286719, 2819831, 3860157, 8459493, 9007033, 18933151, 19738817, 27021099, 56799453, 59216451, 132532057, 397596171, 927724399, 2783173197]

約数ペア:

[(1, 2783173197), (3, 927724399), (7, 397596171), (21, 132532057), (47, 59216451), (49, 56799453), (103, 27021099), (141, 19738817), (147, 18933151), (309, 9007033), (329, 8459493), (721, 3860157), (987, 2819831), (2163, 1286719), (2303, 1208499), (3911, 711627), (4841, 574917), (5047, 551451), (6909, 402833), (11733, 237209), (14523, 191639), (15141, 183817), (27377, 101661), (33887, 82131)]