1857141

素因数分解:

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

素因数の和:83

約数の個数: 48

約数和(自身を含む): 3337920

約数和(自身を除く): 1480779

約数列:

[1, 3, 9, 11, 13, 27, 33, 37, 39, 99, 111, 117, 143, 169, 297, 333, 351, 407, 429, 481, 507, 999, 1221, 1287, 1443, 1521, 1859, 3663, 3861, 4329, 4563, 5291, 5577, 6253, 10989, 12987, 15873, 16731, 18759, 47619, 50193, 56277, 68783, 142857, 168831, 206349, 619047, 1857141]

約数ペア:

[(1, 1857141), (3, 619047), (9, 206349), (11, 168831), (13, 142857), (27, 68783), (33, 56277), (37, 50193), (39, 47619), (99, 18759), (111, 16731), (117, 15873), (143, 12987), (169, 10989), (297, 6253), (333, 5577), (351, 5291), (407, 4563), (429, 4329), (481, 3861), (507, 3663), (999, 1859), (1221, 1521), (1287, 1443)]