164621972

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{541}}^1\times {\mathrm{599}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 291379200

約数和(自身を除く): 126757228

約数列:

[1, 2, 4, 127, 254, 508, 541, 599, 1082, 1198, 2164, 2396, 68707, 76073, 137414, 152146, 274828, 304292, 324059, 648118, 1296236, 41155493, 82310986, 164621972]

約数ペア:

[(1, 164621972), (2, 82310986), (4, 41155493), (127, 1296236), (254, 648118), (508, 324059), (541, 304292), (599, 274828), (1082, 152146), (1198, 137414), (2164, 76073), (2396, 68707)]