3943888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:371

約数の個数: 40

約数和(自身を含む): 8381408

約数和(自身を除く): 4437520

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 283, 536, 566, 871, 1072, 1132, 1742, 2264, 3484, 3679, 4528, 6968, 7358, 13936, 14716, 18961, 29432, 37922, 58864, 75844, 151688, 246493, 303376, 492986, 985972, 1971944, 3943888]

約数ペア:

[(1, 3943888), (2, 1971944), (4, 985972), (8, 492986), (13, 303376), (16, 246493), (26, 151688), (52, 75844), (67, 58864), (104, 37922), (134, 29432), (208, 18961), (268, 14716), (283, 13936), (536, 7358), (566, 6968), (871, 4528), (1072, 3679), (1132, 3484), (1742, 2264)]