25137879

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 37632000

約数和(自身を除く): 12494121

約数列:

[1, 3, 13, 39, 41, 79, 123, 199, 237, 533, 597, 1027, 1599, 2587, 3081, 3239, 7761, 8159, 9717, 15721, 24477, 42107, 47163, 106067, 126321, 204373, 318201, 613119, 644561, 1933683, 8379293, 25137879]

約数ペア:

[(1, 25137879), (3, 8379293), (13, 1933683), (39, 644561), (41, 613119), (79, 318201), (123, 204373), (199, 126321), (237, 106067), (533, 47163), (597, 42107), (1027, 24477), (1599, 15721), (2587, 9717), (3081, 8159), (3239, 7761)]