667029392

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{431}}^1\times {\mathrm{491}}^1$

素因数の和:1127

約数の個数: 40

約数和(自身を含む): 1304595072

約数和(自身を除く): 637565680

約数列:

[1, 2, 4, 8, 16, 197, 394, 431, 491, 788, 862, 982, 1576, 1724, 1964, 3152, 3448, 3928, 6896, 7856, 84907, 96727, 169814, 193454, 211621, 339628, 386908, 423242, 679256, 773816, 846484, 1358512, 1547632, 1692968, 3385936, 41689337, 83378674, 166757348, 333514696, 667029392]

約数ペア:

[(1, 667029392), (2, 333514696), (4, 166757348), (8, 83378674), (16, 41689337), (197, 3385936), (394, 1692968), (431, 1547632), (491, 1358512), (788, 846484), (862, 773816), (982, 679256), (1576, 423242), (1724, 386908), (1964, 339628), (3152, 211621), (3448, 193454), (3928, 169814), (6896, 96727), (7856, 84907)]