25380927

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 45562608

約数和(自身を除く): 20181681

約数列:

[1, 3, 9, 11, 13, 33, 37, 39, 41, 99, 111, 117, 123, 143, 169, 333, 369, 407, 429, 451, 481, 507, 533, 1221, 1287, 1353, 1443, 1517, 1521, 1599, 1859, 3663, 4059, 4329, 4551, 4797, 5291, 5577, 5863, 6253, 6929, 13653, 15873, 16687, 16731, 17589, 18759, 19721, 20787, 47619, 50061, 52767, 56277, 59163, 62361, 68783, 76219, 150183, 177489, 206349, 216931, 228657, 256373, 619047, 650793, 685971, 769119, 1952379, 2307357, 2820103, 8460309, 25380927]

約数ペア:

[(1, 25380927), (3, 8460309), (9, 2820103), (11, 2307357), (13, 1952379), (33, 769119), (37, 685971), (39, 650793), (41, 619047), (99, 256373), (111, 228657), (117, 216931), (123, 206349), (143, 177489), (169, 150183), (333, 76219), (369, 68783), (407, 62361), (429, 59163), (451, 56277), (481, 52767), (507, 50061), (533, 47619), (1221, 20787), (1287, 19721), (1353, 18759), (1443, 17589), (1517, 16731), (1521, 16687), (1599, 15873), (1859, 13653), (3663, 6929), (4059, 6253), (4329, 5863), (4551, 5577), (4797, 5291)]