31926531

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1409}}^1$

素因数の和:1515

約数の個数: 32

約数和(自身を含む): 53061120

約数和(自身を除く): 21134589

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 1079, 1409, 1743, 3237, 4227, 7553, 9863, 18317, 22659, 29589, 54951, 116947, 128219, 350841, 384657, 818629, 1520311, 2455887, 4560933, 10642177, 31926531]

約数ペア:

[(1, 31926531), (3, 10642177), (7, 4560933), (13, 2455887), (21, 1520311), (39, 818629), (83, 384657), (91, 350841), (249, 128219), (273, 116947), (581, 54951), (1079, 29589), (1409, 22659), (1743, 18317), (3237, 9863), (4227, 7553)]