4920256523

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{18859}}^1$

素因数の和:18987

約数の個数: 32

約数和(自身を含む): 6286264320

約数和(自身を除く): 1366007797

約数列:

[1, 7, 13, 47, 61, 91, 329, 427, 611, 793, 2867, 4277, 5551, 18859, 20069, 37271, 132013, 245167, 260897, 886373, 1150399, 1716169, 6204611, 8052793, 11522849, 14955187, 54068753, 80659943, 104686309, 378481271, 702893789, 4920256523]

約数ペア:

[(1, 4920256523), (7, 702893789), (13, 378481271), (47, 104686309), (61, 80659943), (91, 54068753), (329, 14955187), (427, 11522849), (611, 8052793), (793, 6204611), (2867, 1716169), (4277, 1150399), (5551, 886373), (18859, 260897), (20069, 245167), (37271, 132013)]