12985168

素因数分解:

$2^4\times 7^1\times {\mathrm{269}}^1\times {\mathrm{431}}^1$

素因数の和:715

約数の個数: 40

約数和(自身を含む): 28926720

約数和(自身を除く): 15941552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 269, 431, 538, 862, 1076, 1724, 1883, 2152, 3017, 3448, 3766, 4304, 6034, 6896, 7532, 12068, 15064, 24136, 30128, 48272, 115939, 231878, 463756, 811573, 927512, 1623146, 1855024, 3246292, 6492584, 12985168]

約数ペア:

[(1, 12985168), (2, 6492584), (4, 3246292), (7, 1855024), (8, 1623146), (14, 927512), (16, 811573), (28, 463756), (56, 231878), (112, 115939), (269, 48272), (431, 30128), (538, 24136), (862, 15064), (1076, 12068), (1724, 7532), (1883, 6896), (2152, 6034), (3017, 4304), (3448, 3766)]