28007944

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 53676000

約数和(自身を除く): 25668056

約数列:

[1, 2, 4, 8, 89, 139, 178, 278, 283, 356, 556, 566, 712, 1112, 1132, 2264, 12371, 24742, 25187, 39337, 49484, 50374, 78674, 98968, 100748, 157348, 201496, 314696, 3500993, 7001986, 14003972, 28007944]

約数ペア:

[(1, 28007944), (2, 14003972), (4, 7001986), (8, 3500993), (89, 314696), (139, 201496), (178, 157348), (278, 100748), (283, 98968), (356, 78674), (556, 50374), (566, 49484), (712, 39337), (1112, 25187), (1132, 24742), (2264, 12371)]