28317968

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10993}}^1$

素因数の和:11031

約数の個数: 40

約数和(自身を含む): 65436288

約数和(自身を除く): 37118320

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 10993, 21986, 43972, 76951, 87944, 153902, 175888, 252839, 307804, 505678, 615608, 1011356, 1231216, 1769873, 2022712, 3539746, 4045424, 7079492, 14158984, 28317968]

約数ペア:

[(1, 28317968), (2, 14158984), (4, 7079492), (7, 4045424), (8, 3539746), (14, 2022712), (16, 1769873), (23, 1231216), (28, 1011356), (46, 615608), (56, 505678), (92, 307804), (112, 252839), (161, 175888), (184, 153902), (322, 87944), (368, 76951), (644, 43972), (1288, 21986), (2576, 10993)]