3847155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 6726720

約数和(自身を除く): 2879565

約数列:

[1, 3, 5, 13, 15, 39, 65, 109, 181, 195, 327, 543, 545, 905, 1417, 1635, 2353, 2715, 4251, 7059, 7085, 11765, 19729, 21255, 35295, 59187, 98645, 256477, 295935, 769431, 1282385, 3847155]

約数ペア:

[(1, 3847155), (3, 1282385), (5, 769431), (13, 295935), (15, 256477), (39, 98645), (65, 59187), (109, 35295), (181, 21255), (195, 19729), (327, 11765), (543, 7085), (545, 7059), (905, 4251), (1417, 2715), (1635, 2353)]