1231328

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 2903040

約数和(自身を除く): 1671712

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 92, 112, 161, 184, 224, 239, 322, 368, 478, 644, 736, 956, 1288, 1673, 1912, 2576, 3346, 3824, 5152, 5497, 6692, 7648, 10994, 13384, 21988, 26768, 38479, 43976, 53536, 76958, 87952, 153916, 175904, 307832, 615664, 1231328]

約数ペア:

[(1, 1231328), (2, 615664), (4, 307832), (7, 175904), (8, 153916), (14, 87952), (16, 76958), (23, 53536), (28, 43976), (32, 38479), (46, 26768), (56, 21988), (92, 13384), (112, 10994), (161, 7648), (184, 6692), (224, 5497), (239, 5152), (322, 3824), (368, 3346), (478, 2576), (644, 1912), (736, 1673), (956, 1288)]