61816131

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31079}}^1$

素因数の和:31115

約数の個数: 24

約数和(自身を含む): 101818080

約数和(自身を除く): 40001949

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 31079, 93237, 279711, 404027, 528343, 1212081, 1585029, 3636243, 4755087, 6868459, 20605377, 61816131]

約数ペア:

[(1, 61816131), (3, 20605377), (9, 6868459), (13, 4755087), (17, 3636243), (39, 1585029), (51, 1212081), (117, 528343), (153, 404027), (221, 279711), (663, 93237), (1989, 31079)]