156399992

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{21991}}^1$

素因数の和:22131

約数の個数: 32

約数和(自身を含む): 337797120

約数和(自身を除く): 181397128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 3556, 7112, 21991, 43982, 87964, 153937, 175928, 307874, 615748, 1231496, 2792857, 5585714, 11171428, 19549999, 22342856, 39099998, 78199996, 156399992]

約数ペア:

[(1, 156399992), (2, 78199996), (4, 39099998), (7, 22342856), (8, 19549999), (14, 11171428), (28, 5585714), (56, 2792857), (127, 1231496), (254, 615748), (508, 307874), (889, 175928), (1016, 153937), (1778, 87964), (3556, 43982), (7112, 21991)]