61839421

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1217}}^1$

素因数の和:1309

約数の個数: 24

約数和(自身を含む): 77479416

約数和(自身を除く): 15639995

約数列:

[1, 7, 17, 49, 61, 119, 427, 833, 1037, 1217, 2989, 7259, 8519, 20689, 50813, 59633, 74237, 144823, 519659, 1013761, 1262029, 3637613, 8834203, 61839421]

約数ペア:

[(1, 61839421), (7, 8834203), (17, 3637613), (49, 1262029), (61, 1013761), (119, 519659), (427, 144823), (833, 74237), (1037, 59633), (1217, 50813), (2989, 20689), (7259, 8519)]