2057895

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 4193280

約数和(自身を除く): 2135385

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 139, 141, 235, 315, 329, 417, 423, 695, 705, 973, 987, 1251, 1645, 2085, 2115, 2919, 2961, 4865, 4935, 6255, 6533, 8757, 14595, 14805, 19599, 32665, 43785, 45731, 58797, 97995, 137193, 228655, 293985, 411579, 685965, 2057895]

約数ペア:

[(1, 2057895), (3, 685965), (5, 411579), (7, 293985), (9, 228655), (15, 137193), (21, 97995), (35, 58797), (45, 45731), (47, 43785), (63, 32665), (105, 19599), (139, 14805), (141, 14595), (235, 8757), (315, 6533), (329, 6255), (417, 4935), (423, 4865), (695, 2961), (705, 2919), (973, 2115), (987, 2085), (1251, 1645)]