289015888

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{62939}}^1$

素因数の和:62995

約数の個数: 40

約数和(自身を含む): 655583040

約数和(自身を除く): 366567152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4592, 62939, 125878, 251756, 440573, 503512, 881146, 1007024, 1762292, 2580499, 3524584, 5160998, 7049168, 10321996, 18063493, 20643992, 36126986, 41287984, 72253972, 144507944, 289015888]

約数ペア:

[(1, 289015888), (2, 144507944), (4, 72253972), (7, 41287984), (8, 36126986), (14, 20643992), (16, 18063493), (28, 10321996), (41, 7049168), (56, 5160998), (82, 3524584), (112, 2580499), (164, 1762292), (287, 1007024), (328, 881146), (574, 503512), (656, 440573), (1148, 251756), (2296, 125878), (4592, 62939)]