57131919

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1171}}^1$

素因数の和:1332

約数の個数: 32

約数和(自身を含む): 91884800

約数和(自身を除く): 34752881

約数列:

[1, 3, 9, 13, 27, 39, 117, 139, 351, 417, 1171, 1251, 1807, 3513, 3753, 5421, 10539, 15223, 16263, 31617, 45669, 48789, 137007, 162769, 411021, 488307, 1464921, 2115997, 4394763, 6347991, 19043973, 57131919]

約数ペア:

[(1, 57131919), (3, 19043973), (9, 6347991), (13, 4394763), (27, 2115997), (39, 1464921), (117, 488307), (139, 411021), (351, 162769), (417, 137007), (1171, 48789), (1251, 45669), (1807, 31617), (3513, 16263), (3753, 15223), (5421, 10539)]