138554221

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{3863}}^1$

素因数の和:3996

約数の個数: 16

約数和(自身を含む): 155796480

約数和(自身を除く): 17242259

約数列:

[1, 13, 31, 89, 403, 1157, 2759, 3863, 35867, 50219, 119753, 343807, 1556789, 4469491, 10658017, 138554221]

約数ペア:

[(1, 138554221), (13, 10658017), (31, 4469491), (89, 1556789), (403, 343807), (1157, 119753), (2759, 50219), (3863, 35867)]