15856288

素因数分解:

$2^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1085

約数の個数: 48

約数和(自身を含む): 36215424

約数和(自身を除く): 20359136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 71, 112, 142, 224, 284, 497, 568, 994, 997, 1136, 1988, 1994, 2272, 3976, 3988, 6979, 7952, 7976, 13958, 15904, 15952, 27916, 31904, 55832, 70787, 111664, 141574, 223328, 283148, 495509, 566296, 991018, 1132592, 1982036, 2265184, 3964072, 7928144, 15856288]

約数ペア:

[(1, 15856288), (2, 7928144), (4, 3964072), (7, 2265184), (8, 1982036), (14, 1132592), (16, 991018), (28, 566296), (32, 495509), (56, 283148), (71, 223328), (112, 141574), (142, 111664), (224, 70787), (284, 55832), (497, 31904), (568, 27916), (994, 15952), (997, 15904), (1136, 13958), (1988, 7976), (1994, 7952), (2272, 6979), (3976, 3988)]