127127559

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1481}}^1$

素因数の和:1599

約数の個数: 32

約数和(自身を含む): 191213568

約数和(自身を除く): 64086009

約数列:

[1, 3, 13, 31, 39, 71, 93, 213, 403, 923, 1209, 1481, 2201, 2769, 4443, 6603, 19253, 28613, 45911, 57759, 85839, 105151, 137733, 315453, 596843, 1366963, 1790529, 3259681, 4100889, 9779043, 42375853, 127127559]

約数ペア:

[(1, 127127559), (3, 42375853), (13, 9779043), (31, 4100889), (39, 3259681), (71, 1790529), (93, 1366963), (213, 596843), (403, 315453), (923, 137733), (1209, 105151), (1481, 85839), (2201, 57759), (2769, 45911), (4443, 28613), (6603, 19253)]