1105328

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:225

約数の個数: 40

約数和(自身を含む): 2499840

約数和(自身を除く): 1394512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 139, 142, 278, 284, 497, 556, 568, 973, 994, 1112, 1136, 1946, 1988, 2224, 3892, 3976, 7784, 7952, 9869, 15568, 19738, 39476, 69083, 78952, 138166, 157904, 276332, 552664, 1105328]

約数ペア:

[(1, 1105328), (2, 552664), (4, 276332), (7, 157904), (8, 138166), (14, 78952), (16, 69083), (28, 39476), (56, 19738), (71, 15568), (112, 9869), (139, 7952), (142, 7784), (278, 3976), (284, 3892), (497, 2224), (556, 1988), (568, 1946), (973, 1136), (994, 1112)]